14X99+14的简便计算
14x99十14简便方法计算? -
14x99十14 =14x100 =1400
14x99十14 =14x(99+1)=14x100 =1400
14x99十14 =14x100 =1400
14x99十14 =14x(99+1)=14x100 =1400
14*(99+1)
=14x(99+1)1400
14x99十14的简便方法 -
14 X 99 + 14 =14 X 99 + 14X1 =14X( 99+1)=14X100 =1400
观察该式,可使用乘法分配律进行简便计算所以原式14x99+14 等于14x99+14x1 等于14x(99+1)等于14x100 等于1400
14x99+14的简便 -
14×(100-1)
=14x(99+1)1400
14X99+14的简便计算 -
14X99+14=14X99+14x1=14x(99+1)14x100=1400
14×99 =14×(100-1)=14×100-14 =1400-14 =1386