问题 解答题
直接写出得数.
125+28=13.4-0.8=4×1.7=2.2+3.6=
5.1÷0.3=
3
16
×
4
9
=
2
3
÷
3
10
=
4
7
+
5
7
=
4-
3
8
-
5
8
=
答案

125+28=153             13.4-0.8=12.6               4×1.7=6.8             2.2+3.6=5.8

5.1÷0.3=17               

3
16
×
4
9
=
1
12
                
2
3
÷
3
10
=
20
9
           
4
7
+
5
7
=
9
7
         4-
3
8
-
5
8
=3

故答案为:153,12.6,6.8,5.8,17,

1
12
20
9
9
7
,3.

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