(4.36×1.1+43.6×0.74+0.436×15)用简便方法算

问题描述:

(4.36×1.1+43.6×0.74+0.436×15)用简便方法算

4.36*1.1+4.36*7.4+4.36*1.5
4.36*(1.1+7.4+1.5)
43.6