题目内容

直接写得数.
2
3
×
6
7
=
4
5
+
1
10
=
4
9
-
1
3
=
2
5
+
1
2
=
3
7
×
1
6
=
1
2
÷
2
3
=
9
10
-
2
5
=
3
4
×
2
3
=
14×
2
21
=
20÷
4
9
=
2
5
=
2
23
×23×1=
分析:根据分数的四则混合运算进行计算.
解答:解:
2
3
×
6
7
=
4
7
        
4
5
+
1
10
=
9
10
           
4
9
-
1
3
=
1
9
              
2
5
+
1
2
=
9
10

3
7
×
1
6
=
1
14
          
1
2
÷
2
3
=
3
4
           
9
10
-
2
5
=
1
2
             
3
4
×
2
3
=
1
2

14×
2
21
=1
1
3
         20÷
4
9
=45             0×
2
5
=0               
2
23
×23×1=2
故答案为(横着):
4
7
9
10
1
9
9
10
1
14
3
4
1
2
1
2
、1
1
3
、45、0、2.
点评:此题主要考查的是分数的加、减、乘、除之间的运算.
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