8.8×43.2-33.2×5.9-2.9×33.2怎么巧算? 5
展开全部
8.8×43.2-33.2×5.9-2.9×33.2怎么巧算
8.8×43.2-33.2×5.9-2.9×33.2
=8.8×(33.2+10)-33.2×5.9-2.9×33.2
=33.2×(8.8-5.9-2.9)+8.8×10
=33.2×0+88
=88
8.8×43.2-33.2×5.9-2.9×33.2
=8.8×(33.2+10)-33.2×5.9-2.9×33.2
=33.2×(8.8-5.9-2.9)+8.8×10
=33.2×0+88
=88
本回答被网友采纳
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询