ldcf.net
当前位置:首页 >> 12.5×3.2简便运算 >>

12.5×3.2简便运算

12.5×3.2×2.5 =12.5×8×(0.4×2.5) =100×1 =100

12.5X3.2X2.5简便计算 解: 12.5X8X(0.4X2.5) =100X1 =100

12.5×3.2 =125×8×0.4×0.1 =1000×0.04 =40

12.5×3.2×25 =12.5×8×0.4×25 =(12.5×8)×(0.4×25) =100×10 =1000

12.5x3.2x0.25 =12.5x0.8x4x0.25 =10x1 =10

12.5×3.2 =25×0.5×0.4×8 =25×8×0.5×0.4 =200×0.2 =40

用简便方法计算 12.5×3.2×0.5 =(12.5×0.8)×(4×0.5) =10×2 =20

计算: 2.5×3.2×12.5 =2.5x4x0.8x12.5 =10x10 =100

十二点5×3点二简便计算 计算过程: 12.5x3.2 =12.5x8x0.4 =100x0.4 =40 希望能帮到你

解: 3.2X12.5X2.5 =0.8X12.5 X 2.5X4 =10X10 =100 满意请采纳

网站首页 | 网站地图
All rights reserved Powered by www.ldcf.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com