问题 解答题
直接写出结果.
1.2×0.5=0.6+0.54=12÷0.03=4.7-0.47=
9.8×0.5=9.8÷0.5=0.125×80=1.4÷0.25=
4.2÷0.07=3.5÷70=0.4×0.65=x×x×3=
答案

1.2×0.5=0.60.6+0.54=1.14,12÷0.03=400,4.7-0.47=4.23,
9.8×0.5=4.9,9.8÷0.5=19.6,0.125×80=10,1.4÷0.25=5.6,
4.2÷0.07=60,3.5÷70=0.05,0.4×0.65=0.26,x×x×3=3x2

解答题
单项选择题