问题 解答题
口算我最行.
0.25×2=89.3×0.6=5÷0.25=6.5×6.7+3.5×6.7=
9.6÷32=65÷1.3=0.28÷4=50×7.89×0.2=
1÷4=28÷0.02=28÷0.5=0.4×3.2×2.5=
答案

0.25×2=0.5;       89.3×0.6=53.58;       5÷0.25=20;        6.5×6.7+3.5×6.7=67;

9.6÷32=0.3;           65÷1.3=50;            0.28÷4=0.07;      50×7.89×0.2=78.9;

1÷4=0.25;             28÷0.02=1400;         28÷0.5=56;        0.4×3.2×2.5=3.2;

故答案为:0.5,53.58,20,67,0.3,50,0.07,78.9,0.25,1400,56,3.2.

单项选择题 B型题
单项选择题