题目内容

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=
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.
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