作业帮 > 数学 > 作业

六年级上册人教版练习册数学广角第四题的第1小题咋做?

来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/07/14 02:14:37
六年级上册人教版练习册数学广角第四题的第1小题咋做?
.......................................................................................................................................................................................................................................................半小时之内...........................................................................................半小时之内............................................................................................................................................................................................................
设他答对了X题,则答错了(8-X)题.
10X-6(8-X)=64
10X+6X =64+48
16x=112
X=112÷16
x=7 8-7=1(题)