2.25*(-2.3)*3⼀25 简便

2024-12-24 23:36:02
推荐回答(1个)
回答1:

2.25*(-2.3)*3/25
=-2.25×3/25×2.3
=-0.27×2.3
=-0.27×2-0.27×0.3
=-0.54-0.081
=-0.651