用你喜欢的方法计算下面各题.(8.8-23.4×13)÷5964×12.5×2 55.526-4.84+4.474-3.16 &nbs...

2025-02-22 12:53:37
推荐回答(1个)
回答1:

(1)(8.8-23.4×
1
3
÷
5
9

=(8.8-7.8)÷
5
9

=1×
9
5

=1
4
5


(2)64×12.5×2.5,
=(8×12.5)×(2.5×8),
=100×20,
=2000;

(3)5.526-4.84+4.474-3.16,
=(5.526+4.474)-(4.84+3.16),
=10-8,
=2;

(4)24×(
1
3
+
5
6
-
3
4
),
=24×
1
3
+24×
5
6
?24×
3
4

=8+20-18,
=10.