2.7÷45的简便计算法
2.7 除45用简便方法计算 -
2.7÷45=2.7÷（3*15）0.3÷5=0.06
2.7÷45 =2.7÷(9×5)=2.7÷9÷5 =0.3÷5 =0.06
2.7÷45=2.7÷（3*15）0.3÷5=0.06
2.7÷45 =2.7÷(9×5)=2.7÷9÷5 =0.3÷5 =0.06
计算如下：2.7÷45 =2.7/45 =27/450 =3/50
2.7÷45 =2.7÷9÷5 =0.3÷5 =0.06
2.7÷45的简便运算,麻烦一下。(;′⌒`) -
2.7÷45 =2.7÷9÷5 =0.3÷5 =0.06
2.7÷45=0.06 0.06 ———45）2.70 270 ———0
2.7÷4.5简便 -
2.7÷4.5=0.6
2.7➗45的简便方法2.7÷5 =2.7÷9÷5 =0.3÷5 =0.06
2.7÷452.5X2.4简便计算? -
2.7÷45 =2.7÷（9x5）2.7÷9÷5 =0.3÷5 =0.06 2.5X2.4 =2.5x4x0.6 =10x0.6 =6
2.5×2.4 =2.5×（4×0.6）2.5×4×0.6 =10×0.6 =6 2.7÷4.5 =（3×0.9）÷（5×0.9）3×0.9÷5÷0.9 =3÷5×（0.9÷0.9）3÷5×1 =3/5