亮亮这学期得了56颗★,红红比他少一些,红红大约得了( )颗★.A.60 B.52 C.39
60.15×0.26的积有( )位小数.
36×0.25用( )计算最简便.A.36×0.5×0.5 B.30×0.25+6×0.25 C.9×(4×0.25)
下面各式中,积最小的是( )A.3.58×1.3 B.0.8×3.58 C.3.58×1
下列算式中,积大于215的算式是( )A.215×1.0 B.215×0.9 C.215×1.01
与4.25×3.8的积相等的算式是( )A.42.5×0.38 B.0.425×3.8 C.425×0.38