(3.4乘以4.8乘以9.5)除以(1.9乘以1.7乘以2.4)用简便方法计算?
1个回答
(3.4乘以4.8乘以9.5)除以(1.9乘以1.7乘以2.4)=
(3.4/1.7)*(4.8/2.4)*(9.5/1.9)=2*2*5=20
相关问题
(1.25乘以2.7乘以5.7)除以(8.1乘以0.25乘以1.9)简便合理的方法计算
1乘以2乘以3+2乘以3乘以4+3乘以4乘以5+...+7乘以8乘以9
1+2乘以3+4乘以5+6乘以7+8乘以9=505
请帮忙计算1乘以2乘以4+2乘以4乘以8+...+1n乘以2n乘以4n除以1乘3乘9+2乘6乘8+.+n乘以3n乘以9n
(8.4乘以25乘以63%)除以(84乘以5乘以0.9)的简便运算?
1/2-4乘以1/4除以4 5/14除以[6/7乘以(2/3+1/6)] 36乘以(2/9+1/4) 都要简便算法啊!
1.5乘以2.7再乘以0.4用简便方法怎样计算
4.7乘以2.8+3.6乘以9.4怎样简便运算?
6.6乘以7.8加3.3乘以4.4,用简便方法计算
15.4 乘以 1.7 加 9.3 乘以 15.4 减15.4的简便方法