2.25乘以1.8加12.5乘以0.18 简算?
2.25乘以1.8加12.5乘以0.18 简算?
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
2000乘以1999减1999乘以1998加1998乘以1997减1997乘以1996,简算
简算:4.4乘以57.8加45.3乘以5.6.
3.8乘以4.2加38乘以0.58简算
98乘以9加98乘以91简算!
0.21乘以6.4加0.42乘以1.8简便计算
加10%是乘以1 40%乘以1.4 50%乘以1.4 60%乘以1.4 70%乘以1.7 80%乘以1.8 90% 1.
5.3乘以99加5.3,12.5乘以35乘以25,13乘以2.5乘以0.8加3.6,19分之5减17分之4加19分之14
7.8乘以4.2加2.2乘以4.2等于(7.8+2.2)乘以4.2这是根据( )简算
(1.25加0.9)乘以8简算
简算 9乘以99加19