16.17-11.28+3.38-1.72怎么简便

来源:学生作业帮助网 编辑:六六作业网 时间:2024/07/08 18:57:10
16.17-11.28+3.38-1.72怎么简便16.17-11.28+3.38-1.72怎么简便16.17-11.28+3.38-1.72怎么简便16.17+3.83-(11.28+1.72)=2

16.17-11.28+3.38-1.72怎么简便
16.17-11.28+3.38-1.72怎么简便

16.17-11.28+3.38-1.72怎么简便
16.17+3.83-(11.28+1.72)=20-13=7

16.17-11.28+3.83-1.72
=16.17+3.83-(11.28+1.72)
=20-13
=7