用简便方法计算:(4.69x2.32 53.1xo.232) 2.32

2025-03-24 09:17:28
推荐回答(1个)
回答1:

(4.69×2.32+53.1×0.232)÷2.32
=(4.69×2.32+5.31×2.32)÷2.32
=(4.69+5.31)×2.32÷2.32
=10×2.32÷2.32
=10