
7.6×76.-7.6×7.6×3.8巧算怎么算的,没有学过负数
2个回答
展开全部
7.6×76.-7.6×7.6×3.8
=7.6×(76-7.6×3.8)
=7.6×(76-76×0.38)
=7.6×76(1-0.38)
=7.6x76x0.62
=7.6x7.6x6.2
=358.112
=7.6×(76-7.6×3.8)
=7.6×(76-76×0.38)
=7.6×76(1-0.38)
=7.6x76x0.62
=7.6x7.6x6.2
=358.112
追问
这题我写错了不好意思啊
是7.6×7.6-7.6×7.6×3.8
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