4.5+5.5+6.35铅模具

后米涛24044.5x5.5+5.5x6.5 - 5.5 3.6x99+3.6的简便运算 -
魏放竖15094634651 ______ 用乘法分配率 4.5X5.5+5.5X6.5-5.5=5.5X(4.5+6.5-1)=5.5X10=55 3.6X99+3.6=3.6X(99+1)=3.6X100=360

后米涛24044.5x36+55x3.6简便方法 -
魏放竖15094634651 ______ =4.5x36+5.5x36 =(4.5+5.5)x36 =10x36 =360

后米涛24044.5加5.5乘3.6等于多少,列综合算式 -
魏放竖15094634651 ______ 4.5加5.5乘3.6 4.5+5.5*3.6 =4.5+19.8 =24.3

后米涛24044.5*5.5+5.5*5.5的简便计算 -
魏放竖15094634651 ______ 4.5x5.5+5.5x5.5 =5.5x(4.5+5.5) =5.5x10 =55

后米涛2404简便计算4.5*4.5+5.5*4.5 -
魏放竖15094634651 ______ 你好: 4.5*4.5+5.5*4.5 =4.5*(4.5+5.5) =4.5*10 =45

后米涛24044.5x6.3+0.55x63 -
魏放竖15094634651 ______ 4.5x6.3+0.55x63 =4.5x6.3+5.5x6.3 =(4.5+5.5)*6.3 =10*6.3 =63

后米涛24048.2*4.5+5.5简便算法 -
魏放竖15094634651 ______ 8.2*4.5+5.5 =4.1x2x4.5+5.5 =4.1x9+5.5 =36.9+5.5 =42.4

后米涛24046.25*4.5+5.5有什么简便计算方法 -
魏放竖15094634651 ______[答案] 无简便方法,怀疑题有误. 6.25*4.5+6.25*5.5 =6.25*(4.5+5.5) =6.25*10 =62.5

后米涛24044.5乘以4.5+5.5乘以3.5怎样解答 -
魏放竖15094634651 ______ 4.5乘以4.5+5.5乘以3.5=4.5*4.5+(4.5+1)*(4.5-1)=4.5*4.5+4.5^2-1=4.5*(4.5+4.5)-1=4.5*9-1=40.5-1=39.5

后米涛24043.6*4.5+ 3.6*5.5的简便算法 -
魏放竖15094634651 ______ 3.6x4.5+3.6x5.5 =3.6x(4.5+5.5) =3.6x10 =36