50.4×2.77+24.48÷24如何进行简便运算

问题描述:

50.4×2.77+24.48÷24如何进行简便运算

50.4×2.77+24.48÷24
=50×2.77+0.4×2.77+24÷24+0.48÷24
=138.5+1.108+1.02
=140.628