33 67*33 167简便方法怎么算

2025-03-07 09:27:59
推荐回答(1个)
回答1:

原式=67x2+2.54x33+0.54x67=67x(2+0.54)+2.54x33=67x2.54+2.54x33=(67+33)x2.54=100x2.54=254供参考。