小数的递等式练习
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:2024/07/22 10:53:44
小数的递等式练习
![小数的递等式练习](/uploads/image/z/19741455-63-5.jpg?t=%E5%B0%8F%E6%95%B0%E7%9A%84%E9%80%92%E7%AD%89%E5%BC%8F%E7%BB%83%E4%B9%A0)
485 - ( 6 × 4 + 32 )
= 485 - ( 24 + 32 )
= 485 - 56
= 429
1000 - ( 500 + 499 + 1 )
= 1000 - 1000
= 0
3651 × { 452 - [ 52 + ( 500 - 100 ) ] }
= 3651 × { 452 - [ 52 + 400 ] }
= 3651 ×{ 452 - 452 }
= 3651 × 0
= 0
= 485 - ( 24 + 32 )
= 485 - 56
= 429
1000 - ( 500 + 499 + 1 )
= 1000 - 1000
= 0
3651 × { 452 - [ 52 + ( 500 - 100 ) ] }
= 3651 × { 452 - [ 52 + 400 ] }
= 3651 ×{ 452 - 452 }
= 3651 × 0
= 0