5.31×8.7+53.1×0.13怎么简算?

来源：学生作业帮助网 编辑：作业帮 时间：2024/04/28 21:42:55
5.31×8.7+53.1×0.13怎么简算?

5.31×8.7+53.1×0.13怎么简算?
5.31×8.7+53.1×0.13怎么简算?

5.31×8.7+53.1×0.13怎么简算?
5.31×8.7+53.1×0.13
=5.31×8.7+5.31×1.3
=5.31×(8.7+1.3)
=5.31×10
=53.1

就相当于5.31乘8.7+5.31乘1.3=5.31*（8.7+1.3）=53.1

=5.31x10x8.7x0.1+53.1x0.13
=53.1x0.87+53.1x0.13
=53.1x(0.87+0.13)
=53.1x1
=53.1

5.31×8.7+53.1×0.13怎么简算? 8.7*99怎么简便 怎么, 怎么? 5.31万元大写怎么写 (9.8-4.6)/0.13怎么简算 0.67乘0.13用竖式怎么算 26/0.13+26/0.26怎么简便计算 0.13（3循环）怎么化分数 8.7*6+0.4*87怎么简算? 8.7+1.3×0.5怎么简便计算? 12-3x=8.7怎么算 9.9.8.7 怎么算等于24 8.7x9.9+0.87怎么简算要过程 0.8+8.7+1.3+9.2怎么算 11.3-8.7x-52怎么算! 8.7-7.9竖式计算怎么写? 101乘8.7怎么简算?