123456789=123456789乘以()
123456789乘以123456789
100乘以123456789等于
A=B乘以57 A乘以2等于B乘以( )A乘以5等于B乘以( )A乘以()等于B乘以12 A乘以()等于B乘以29
25乘以?乘以?等于(?乘以12)乘以(?乘以?
123456789乘以123456789等于多少?
123456789+123456789乘以100等于?
123456789乘以8等于多少?
123456789123456789乘以123456789等于多少
6分之五乘以( )=( )乘以四分之三=( )乘以19=( )乘以十七分之二
解方程 24乘以5+5乘以(x-5)=(24乘以5 +5x)乘以0.9
9分之4乘以( )=( )乘以8=1=0.5乘以( )
3367乘以( )=555555 3367乘以( )=777777 3367乘以( )=999999