问题 解答题
0.07×0.5=1
4
5
÷
4
5
4.8×
5
6
=
0.4×(2.5×1.25)=
2709÷9=
6
7
×2
1
3
=
7
8
÷0.01=
2
1
10
-
1
10
÷
1
20
=
答案

0.07×0.5=0.035,1
4
5
÷
4
5
=
9
4
4.8×
5
6
=4,
0.4×(2.5×1.25)=1.25,
2709÷9=301,
6
7
×2
1
3
=2,
7
8
÷0.01=87.5,
2
1
10
-
1
10
÷
1
20
=
1
10

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