计算下面各题,能用简便方法计算的要用简便方法计算. 936-1365÷13+95 ( 5

2025-02-23 06:11:28
推荐回答(1个)
回答1:

(1)936-1365÷13+95,
=936-105+95,
=831+95,
=926;

(2)(
5
18
÷
1
3
+
5
18
)×0.25,
=(
15
18
+
5
18
)×0.25,
=
20
18
×
1
4

=
5
18


(3)
13
50
×49+87×
49
50

=13×
49
50
+87×
49
50

=(13+87)×
49
50

=98;

(4)(
3
4
:3-
1
10
)×(2-
2
3
),
=(
1
4
-
1
10
)×(2-
2
3
),
=
3
20
×
4
3

=
1
5