问题 解答题
直接写出得数
(1)8.4÷4=0.36×3=18.36÷0.6=3.2×1.25×0.25=
(2)4.28+15.2=2.3×0.08=0.56÷0.14=1.5×0.63+0.37×1.5=
(3)3.4×2=6.3÷0.3=0.96÷1.2=12.5×4.2×0.8=
(4)15.6-5.2=4.2÷0.007=4.6÷0.25=1.25×(80+0.8)=
答案

(1)8.4÷4=2.1,0.36×3=1.08,18.36÷0.6=30.6,3.2×1.25×0.25=1;
(2)4.28+15.2=19.48,2.3×0.08=0.184,0.56÷0.14=4,1.5×0.63+0.37×1.5=1.5;
(3)3.4×2=6.8,6.3÷0.3=21,0.96÷1.2=0.8,12.5×4.2×0.8=42;
(4)15.6-5.2=10.4,4.2÷0.007=600,4.6÷0.25=18.4,1.25×(80+0.8)=101.

解答题
单项选择题