能巧算的要巧算(急,明天就交了!)
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:2024/08/16 05:08:49
能巧算的要巧算(急,明天就交了!)
100.1+10.82+0.18-90.01 40-4.72+5.28 (4.32-0.87)+(1.68-1.13) 81.1+36.57-(31.7-13.43) 25.46-4.67-5.33+4.54
100.1+10.82+0.18-90.01 40-4.72+5.28 (4.32-0.87)+(1.68-1.13) 81.1+36.57-(31.7-13.43) 25.46-4.67-5.33+4.54
![能巧算的要巧算(急,明天就交了!)](/uploads/image/z/8317718-62-8.jpg?t=%E8%83%BD%E5%B7%A7%E7%AE%97%E7%9A%84%E8%A6%81%E5%B7%A7%E7%AE%97%EF%BC%88%E6%80%A5%2C%E6%98%8E%E5%A4%A9%E5%B0%B1%E4%BA%A4%E4%BA%86%21%EF%BC%89)
100.1+10.82+0.18-90.01 =21
40-4.72-5.28 =30
(4.32-0.87)+(1.68-1.13)=4
81.1+36.57-(31.1-13.43) =100
25.46-4.67-5.33+4.54=20
40-4.72-5.28 =30
(4.32-0.87)+(1.68-1.13)=4
81.1+36.57-(31.1-13.43) =100
25.46-4.67-5.33+4.54=20