61.2*4.1-22.9怎么简便计算
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 19:41:11
![61.2*4.1-22.9怎么简便计算](/uploads/image/z/242650-10-0.jpg?t=61.2%2A4.1-22.9%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97)
x)3332352ҳ|dgu
Onum /!$-DHLdDDBLS$A6262-l@ aPv
61.2*4.1-22.9怎么简便计算
61.2*4.1-22.9怎么简便计算
61.2*4.1-22.9怎么简便计算
61.2*4.1-22.9
=61.2*4+61.2*0.1-23+0.1
=244.8+6.12-23+0.1
=244.8-23+6.12+0.1
=221.8+6.22
=228.02