题目内容

算一算.
3
4
÷6
=
5
7
×
2
5
=
36÷
9
11
=
5
18
÷
5
9
=
3
4
+
1
2
=
7
12
-
2
6
=
6.3×
1
9
=
5
8
÷
2
5
=
6-1.05=
2
7
÷
3
4
=
分析:本题根据分数,小数的乘法、除法、加法与减法的运算法则计算即可.
解答:解:
3
4
÷6
=
1
8
5
7
×
2
5
=
2
7
36÷
9
11
=44
5
18
÷
5
9
=
1
2
3
4
+
1
2
=
5
4
7
12
-
2
6
=
1
4
6.3×
1
9
=0.7
5
8
÷
2
5
=
1
4
6-1.05=4.95
2
7
÷
3
4
=
8
21
点评:完成分数乘除法时要注意约分,完成分数加减法时要注意通分、约分.
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