题目内容

用你喜欢的方法计算下面各题.
(8.8-23.4×
1
3
)÷
5
9

64×12.5×25
5.526-4.84+4.474-3.16
24×(
1
3
+
5
6
-
3
4
(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.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网