问题 解答题
2.5×5=10+0.4=2.5×0.4=7.1×0.2=1÷0.1=3.6÷0.4=
0.2×3.1=4.4-1.1=10+3.4=1-0.87=6.3×2=1.25×80=
0.2×0.3=4.8÷1.2=2.5×0.4=8×12.5=7÷3.5=36÷0.4=
答案

2.5×5=12.5,10+0.4=10.4,2.5×0.4=1,7.1×0.2=1.42,1÷0.1=10,3.6÷0.4=9,
0.2×3.1=0.62,4.4-1.1=3.3,10+3.4=13.4,1-0.87=0.13,6.3×2=12.6,1.25×80=100,
0.2×0.3=0.06,4.8÷1.2=4,2.5×0.4=1,8×12.5=100,7÷3.5=2,36÷0.4=90.

单项选择题
单项选择题