小学简便运算,2.9+6.7+2.9+2.9*2.3确实是抄错了,是：2.9+6.7*2.9+2.9*2.3
来源：学生作业帮助网 编辑：六六作业网 时间：2024/11/28 06:41:58
小学简便运算,2.9+6.7+2.9+2.9*2.3确实是抄错了,是：2.9+6.7*2.9+2.9*2.3小学简便运算,2.9+6.7+2.9+2.9*2.3确实是抄错了,是：2.9+6.7*2.9
小学简便运算,2.9+6.7+2.9+2.9*2.3确实是抄错了,是：2.9+6.7*2.9+2.9*2.3
小学简便运算,
2.9+6.7+2.9+2.9*2.3
确实是抄错了,是：2.9+6.7*2.9+2.9*2.3
小学简便运算,2.9+6.7+2.9+2.9*2.3确实是抄错了,是：2.9+6.7*2.9+2.9*2.3
here!
2.9+6.7*2.9+2.9*2.3
=2.9*1+6.7*2.9+2.9*2.3
=2.9*(1+6.7+2.3)
=2.9*10
=29