问题 解答题
2.6÷0.2=6.4÷0.8=2.4÷0.2=7.2×O.01=
32÷0.04=7.9-6.9=4.71+0.9=1.5×0.4=
答案

2.6÷0.2=136.4÷0.8=82.4÷0.2=127.2×O.01=0.072
32÷0.04=8007.9-6.9=14.71+0.9=5.611.5×0.4=0.6

单项选择题 A1型题
单项选择题