7.8+4.56+2.2= 5.01-1.9+4.99= 12.7+12.5\5=
来源：学生作业帮助网 编辑：六六作业网 时间：2024/11/17 17:47:49
7.8+4.56+2.2=5.01-1.9+4.99=12.7+12.5\5=7.8+4.56+2.2=
7.8+4.56+2.2= 5.01-1.9+4.99= 12.7+12.5\5=
7.8+4.56+2.2= 5.01-1.9+4.99= 12.7+12.5\5=
7.8+4.56+2.2= 5.01-1.9+4.99= 12.7+12.5\5=
14.56,8.1