6.6+0.6×20+0.×19 简便运算
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 02:52:34
![6.6+0.6×20+0.×19 简便运算](/uploads/image/z/108331-43-1.jpg?t=6.6%2B0.6%C3%9720%2B0.%C3%9719+%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
6.6+0.6×20+0.×19 简便运算
6.6+0.6×20+0.×19 简便运算
6.6+0.6×20+0.×19 简便运算
6.6+0.6×20+0.6×19
=0.6×11+0.6×20+0.6×19
=0.6×(11+20+19)
=0.6×50
=30
6.6+0.6×20+0.6×19
=0.6×11+0.6×20+0.6×19
=0.6×(11+20+19)
=0.6×50
=30
赞同一楼和二楼的
6.6+0.6×20+0.6×19
=6.6+12+0.6x19
=0.6x(11+19)+12
=30