9.6÷0.8+12.6÷0.8-2.2÷0.8简便计算急急急

Question

如题所述

Answer 1

9.6÷0.8+12.6÷0.8-2.2÷0.8
=(9.6+12.6-2.2)÷0.8
=20÷0.8
=20x10÷8
=200÷8
=125本回答被提问者采纳