248乘以66加3788的巧算题怎么算
来源：学生作业帮助网 编辑：六六作业网 时间：2025/01/01 06:45:25
248乘以66加3788的巧算题怎么算248乘以66加3788的巧算题怎么算248乘以66加3788的巧算题怎么算248*66+3788=(248*6)*11+3788=[(250-2)*2*3]*1
248乘以66加3788的巧算题怎么算
248乘以66加3788的巧算题怎么算
248乘以66加3788的巧算题怎么算
248*66+3788
=(248*6)*11+3788
=[(250-2)*2*3]*11+3788
=(500*3-4*3)*11+3788+132-132
=(1500-12)*11+3788-132+12*11
=1500*11+3656+1500-1500
=1500*10+5156
=15000+5156
=20156
248乘以66加3788的巧算题怎么算
54乘以45加90乘以23怎么巧算
2.2乘以4.9加17乘以0.66怎么巧算
99999乘以777778加33333乘以666666等于多少?怎么算的RT...高分悬赏...智力题
9999乘以2222加3333乘以3334的简便算法应该怎么算
33乘以3333加9999乘以8889的简便法怎么算
1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?
二次根式1988乘以1989乘以1990乘以1991加1,减去1989的平方怎么算
五年级 0.15乘以0.8乘以12.5加8乘以3乘以0.125怎么简便算
33乘以66加99乘以78用乘法分配律计算怎么算
66乘以0.88加33乘以0.24 怎么简便运算
7.5乘以23加31乘以2.5怎么简算
怎么简算13.5乘以10.1加6.5乘以9.9
简算题125乘以25怎么做
1加2乘以3加4乘以5加6乘以7加8乘以9等于505是怎么算出来的拜托各位大神
27乘以3.4加15.4乘以34减340乘以百分之81,怎么简算.
0.888乘以125乘以73加999乘以3用简便算法怎么算
18乘以45加18乘以55的简算