问题 解答题
直接写得数.
7.8×0.1=6.4÷0.2=1.25×0.8=35÷4=0.21÷0.3=7×0.9=
0.36÷0.09=1.2×0.5=3.5×20=4.3÷10=0.8×0.7=32÷0.8=
答案

7.8×0.1=0.786.4÷0.2=321.25×0.8=135÷4=8.750.21÷0.3=0.77×0.9=6.3
0.36÷0.09=41.2×0.5=0.63.5×20=704.3÷10=0.430.8×0.7=0.5632÷0.8=40

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