(197+151+158+92+169+213+266)除以7=?

问题描述:

(197+151+158+92+169+213+266)除以7=?

(197+151+158+92+169+213+266)除以7=177.71428571428571428571428571429

1246/7=178

(197+151+158+92+169+213+266)除以7
=【(197+213)+(158+92)+(151+169)+266】÷7
=【410+250+320+266】÷7
=1246÷7
=178

178?