问题 解答题
直接写出结果.
3.14×8=0.75-0.302=1-21.8%=
12
5
-
12
5
×
5
12
-
5
12
=
31
99
×
5
31
÷
5
9
×0=
98.5×10%=4×0.25=1÷0.125=
答案

3.14×8=25.12,0.75-0.302=0.448,1-21.8%=0.782,
12
5
-
12
5
×
5
12
-
5
12
=
59
60
31
99
×
5
31
÷
5
9
×0=0,
98.5×10%=9.854×0.25=1,1÷0.125=8,

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