四年级下册数学题 口算 脱式计算 简算

1.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.841.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.84
30.1 + 1.5 – 1.5 =30.1
累死了，记得加分！！！！

123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...
7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11... 10+20=30... 45-23=22...
11+22=33... 78-23=55... 12+24=36...
15-4=11 20-5=15 25-6=19 30-7=23 35-8=27 40-9=31 45-10=35 50-11=395512=43 60-13=47 65-14=51 70-15=55 75-16=59 80-17=63 85-18=67 90-19=71 95-20=75 100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103

13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5 90 ÷18 5 95 ÷19 5 100 ÷20 5
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38

1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001－9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2－0.75÷0.25
47.3.27×4 +3.27×5.7
48.（1.2+ 1.8）×4.51025－768÷32
49.0.25×80－0.45÷0.9
50.1025－768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

没小数
123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...

7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103

13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38

1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001－9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2－0.75÷0.25
47.3.27×4 +3.27×5.7
48.（1.2+ 1.8）×4.51025－768÷32
49.0.25×80－0.45÷0.9
50.1025－768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...

7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103

13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38
回答者：370116 - 武林盟主 十六级 2-25 14:34
1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26-1.5)
6.286+198
7.314-202
8.526+301
9.223-99
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
15.1001－9036÷18
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
25.6110*47+639
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0.25
37.16/2+30/2+90/6
38.3001-1998.
39.5000-105*34
40.0.15/0.25+0.75*1.2
41.(1/2+1/3+1/4)*0.24
42.(25+4)*4
43.300-4263/21
44.0.81/0.25+5.96
45.403÷13×27
46.1.5×4.2－0.75÷0.25
47.3.27×4 +3.27×5.7
48.（1.2+ 1.8）×4.51025－768÷32
49.0.25×80－0.45÷0.9
50.1025－768÷32
51.0.25*2.69*4
52.2348+275*16
53.2/9*15/8-1/12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45*12
56.0.15+1.2/0.24-0.45
57.3.75-(2.35+0.25/1.25)
58.76*1/4+23*25/100+0.25
59.10-2.87-7.13
60.0.96+9.6*9.9
61.7.5-5.7*1/3
62.12.37-3.25-6.75
63.16*6.8+2.2*16+16
64.401*19+284
65.58.7-16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.31-1.125-7.875
68.640+128*45
69.8.2*1.6-0.336/4.2
70.400*(0.62+0.08)

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18

123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...

7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103

13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
27÷9=3
53+8=61
4×9=36
8÷2=4

32÷8=4
8÷1=8
9×9=81
84+7=91

80－44=36
1800－900=900
4900－1800=3100
420+80=500

430+1000= 1430
500－60= 440
89－8= 81
64－8= 56

34+9= 43
14÷7= 2
5+58= 63
64÷8= 8

6×3= 18
9×9= 81
72÷8= 9
78+15= 93

83－20= 63
43－30= 13
9÷1= 9
280+450= 730

7÷7= 1
3600+5800= 9400
8×9+21= 93
4600+4700= 9300

730－190= 540
3700－370= 3330
8500－5500= 3000
3200+5100= 8300

96－42= 54
1200－400= 800
830－300= 530
800+900= 1700

58－36= 22
7000+3000= 100000
5×7= 35
72÷9= 8

36÷6= 6
81÷9= 9
42+13= 55
24÷3= 8

24+8= 32
27－3= 24
42+13= 55
42－6= 36

7+44= 51
42÷7= 6
64－8= 56
21÷3= 7

4×8= 32
54÷9= 6
49÷7= 7
42÷7= 6

35÷7= 5
19+41= 60
24－6×3=6
4×8－5= 27

27÷3+6= 15
56÷7－3= 5
49÷9+7= （小数点后几位）
4×3÷2= 6

6÷3×7= 14
8÷4×3= 6
6×5+37= 67
12÷4+18= 21

16÷4×8= 32
8÷4+48= 50
25÷5+36= 41
6×8—42= 6

2×8÷4= 4
8×9÷9= 8
36÷6÷3= 2
9÷9×6= 6

42÷7×6= 36
96－80+7= 23
64－40－8= 16
40－4+20= 56

7×5－8= 27
14÷7+25= 27
15÷5+8= 11
8×9－8= 64

1×2+20= 22
16÷8+30 =32
7×7+8= 57
54÷6+33= 42
510+200= 710
15－45÷9= 10
11－40÷8= 6
7+1×8= 15
130+80= 210
46－8= 38
8×5－7= 33
9×3－8= 19
30÷6= 5
36÷4= 9
4×5+44=64
48÷8+7= 13
1800+200= 2000
93－80= 13
6×5+37= 67
10－8÷1= 2
7×8= 56
73－4= 69
3×8÷4= 6
7×6+10= 23
72÷8= 9
64－8= 58
24×0= 0
71－7+30= 94
6＋2×8 =22
35－9= 26
70－5×9= 25
8×9+21= 93
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝

1.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.841.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.84
30.1 + 1.5 – 1.5 =30.1
累死了

1.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.841.2＋9＝10.2
5.43－3.06＝2.37
3＋1.2＝4.2
0.12＋5＝5.12
1.2＋1.8＋1.4＝4.4
6.2＋16＋3.8＝26
14－0.6＝13.4
20.3－8＝12.3
50－1.5＋4＝ 53.5
175－0.56＝174.44
2.08＋11＝13.089
0.4＋20＝ 20.4
2.5＋67＋7.5＝77
4.5－3＝1.5
25－0.38＝1.62
5.4＋9.6＝15
5.6－4＝1.6
1.45＋55＝56.45
4.6＋49＋51＝104.6
9.1－7＝2.1
10.3－0.3＝ 10
28＋9.2＝37.2
43.6＋2.08＝45.68
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
14－7.4＝6.6
0.65＋4.35＝ 5
10－5.4＝4.6
1.5－0.06＝1.44
0.36＋1.54＝2
0.75＋0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.84
30.1 + 1.5 – 1.5 =30.1