问题 解答题
直接写出得数.
53+48=
0.7×1.4=15.7÷3.14=7-4.45=
24×
2
3
=
1
5
+
1
4
=
7
10
-
3
5
=
5
6
÷7=
答案

53+48=101,0.7×1.4=0.98,15.7÷3.14=5,7-4.45=2.55,
24×
2
3
=16,
1
5
+
1
4
=
9
20
7
10
-
3
5
=
1
10
5
6
÷7=
5
42

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