1.36乘以4乘以2.5=简算
1.36乘以4乘以2.5=简算
27046=2乘以( )+7乘以( )+4乘以( )+6乘以( )
=3乘以2乘以1,=4乘以3乘以2乘以1,=5乘以4乘以3乘以2乘以1,那么100!除以99!
1.25乘以0.8乘以4乘以2.5 (简算 式子 计算)
(21乘以7分之3+7分之4乘以21)乘以4分之1=简算
0.25乘以1.25乘以8乘以40=简算
1.2乘以(-1又5分之4)乘以(-2.5)乘以(-9分之7)=?
观察1乘以2乘以3乘以4+1=25=5² 2乘以3乘以4乘以5+1=121=11²
25乘以48=25乘以(4乘以2)=(25乘以4)乘以12=100乘以12=1200这是应用了什么知识
5分之4乘以1.3+5分之4乘以3.7=简算
4分之3乘以7分之5-4分之3乘以7分之1=简算
2.45乘以7.8+2.45乘以2.2=简算