10.75+0.4-9.86简便计算
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/05/09 16:56:48
10.75+0.4-9.86简便计算
10.75+0.4-9.86
=10.75+0.4-(10-0.14)
=10.75+0.4-10+0.14
=(10.75-10)+(0.4+0.14)
=0.75+0.54
=1.29
=10.75+0.4-(10-0.14)
=10.75+0.4-10+0.14
=(10.75-10)+(0.4+0.14)
=0.75+0.54
=1.29