怎么做50加49减48减46加45加44减43减42加41加40
问题描述:
怎么做50加49减48减46加45加44减43减42加41加40
答
50+(49-48)-(46-45)+(44-43)-(41-40)=50
怎么做50加49减48减46加45加44减43减42加41加40
50+(49-48)-(46-45)+(44-43)-(41-40)=50