问题 解答题
45+27=2.6-1.2=8×0.9=
4.8÷8=
1
3
-
1
4
=
1
6
+
1
2
=
3
4
×
4
5
=
48÷
8
9
=
答案

45+27=722.6-1.2=1.48×0.9=7.2
4.8÷8=0.6
1
3
-
1
4
=
1
12
1
6
+
1
2
=
2
3
3
4
×
4
5
=
3
5
48÷
8
9
=54
故答案为:72,1.4,7.2,0.6,
1
12
2
3
3
5
,54.

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