56等于()乘以()乘以()乘以()
25乘以?乘以?等于(?乘以12)乘以(?乘以?
56等于()乘以()乘以()乘以()
10166.32乘以()乘以()等于395469.85
3.268等于3乘以()+2乘以()+6乘以()+8乘以()
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
24乘以( )加30乘以( )等于32.4
2乘以3乘以5乘以7乘以11乘以13乘以17除以(2004-2)等于多少 巧算、要巧算.
120乘以25%等于()300乘以5%等于()2.4乘以40%等于()十分之三乘以80%等于()八分之七乘以50%等于(
17分之5乘以13分之6乘以(51乘以65)等于多少
(-7)乘以(-56)乘以0除以(-13)
简便计算:2乘以56的平方+8乘以56乘以22+2乘以(44的平方)
(8.4乘以25乘以63%)除以(84乘以5乘以0.9)的简便运算?