题目内容

计算下面各题.(能简算的要简算)
①36×(
5
9
-
5
12
)
②56×0.18+18%×44③4-4×(
5
12
+
3
8
)
④14÷
7
5
×
5
7
⑤3÷
3
4
-
3
4
÷3
⑥(
1
4
+
2
5
)÷
13
15
.
①36×(
5
9
-
5
12
)
=36×
5
9
-36×
5
12
,
=20-15,
=5;

②56×0.18+18%×44
=56×0.18+0.18×44,
=(56+44)×0.18,
=100×0.18,
=18;

③4-4×(
5
12
+
3
8
)
=4-4×
19
24
,
=4-3
1
6
,
=
5
6
;

④14÷
7
5
×
5
7

=14×
5
7
×
5
7
,
=7
1
7
;

⑤3÷
3
4
-
3
4
÷3
=3×
4
3
-
3
4
×
1
3
,
=4-
1
4
,
=3
3
4
;

⑥(
1
4
+
2
5
)÷
13
15

=
13
20
×
15
13
,
=
3
4
.
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