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43乘75分之22加75分之43乘53简便计算

43乘以75分之22加75分之43乘以53简便算怎么算? 43乘以75分之22加75分之43乘以53 =43*22/75+43/75*53 =43/75*(22+53) =43/75*75 =43

43乘75分之22加75分之43乘53简便计算 43乘75分之22加75分之43乘53 =43*22/75+43/75*53 =43/75*22+43/75*53 =43/75*(22+53) =43

1/7(3/4+3/6+6/12)=1/7×7/4=1/4

4/7×3/5+3/7÷5/3 =4/7×3/5+3/7×3/5 =(4/7+3/7)×3/5 =1×3/5 =3/5

=4/7X7X3/5 =4X3/5 =12/5 =2又2/5

2/5×4×3/4 =2/5×(4×3/4) =2/5×3 =6/5 答:得数是五分之六,或者是一又五分之一

4/5x1/2+3/5 =2/5+3/5 =1

4分之3加7分之5括号乘5分之77怎样简便计算 (3/4+5/7)x77/5 =3/4x77/5+5/7x77/5 =11又11/20+11 =22又11/20

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