一道数学题!!明天就要交了,请各位帮帮忙吧!!!

能用简便方法就用简便方法.18.3-9.928+21.7-3.072要有计算过程
2025-01-01 05:53:55
推荐回答(1个)
回答1:

18.3-9.928+21.7-3.072
=18.3+21.7-(9.928+3.072)
=40-13
=27