5.8乘5.8加0.58乘42 36.75乘99加36.75 17.9乘9.9加1.79 (简便运算)
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:2024/07/29 20:35:43
5.8乘5.8加0.58乘42 36.75乘99加36.75 17.9乘9.9加1.79 (简便运算)
![5.8乘5.8加0.58乘42 36.75乘99加36.75 17.9乘9.9加1.79 (简便运算)](/uploads/image/z/6007923-27-3.jpg?t=5.8%E4%B9%985.8%E5%8A%A00.58%E4%B9%9842+36.75%E4%B9%9899%E5%8A%A036.75+17.9%E4%B9%989.9%E5%8A%A01.79+%EF%BC%88%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%EF%BC%89)
5.8乘5.8加0.58乘42
=5.8x5.8+5.8x4.2
=5.8x(5.8+4.2)
=5.8x10
=58
36.75乘99加36.75
=36.75x(99+1)
=36.75x100
=3675
17.9乘9.9加1.79
=17.9x9.9+17.9x0.1
=17.9x(9.9+0.1)
=17.9x10
=179
=5.8x5.8+5.8x4.2
=5.8x(5.8+4.2)
=5.8x10
=58
36.75乘99加36.75
=36.75x(99+1)
=36.75x100
=3675
17.9乘9.9加1.79
=17.9x9.9+17.9x0.1
=17.9x(9.9+0.1)
=17.9x10
=179
5.8乘5.8加0.58乘42 36.75乘99加36.75 17.9乘9.9加1.79 (简便运算)
简便运算 3.8乘4.2加38乘0.58 过程
199乘99乘9加3简便运算
4.8乘99加4.8简便运算
99乘45加45简便运算
99乘87.5加87.5简便运算 75乘4.67加17.9乘2.5 简便运算 808乘0.125简便运算
简便运算:603乘99加603 九分之七乘38乘七分之九
2.55乘1.5乘1加6.45乘1.5怎么算(简便运算)
99乘27的简便运算、59乘18加18乘40加18的简便运算、125乘56的简便运算、25乘44的简便运算(请回答)
33333乘44444加22222乘33334的简便运算
3.2乘716加80乘7.16怎么简便运算?
72乘55加28乘56怎么简便运算