F.1 Maths Questions
2008-08-08 8:19 pm
Suggest two strategies to estimate the value of the expression 103+152+143+128+175.
回答 (1)
2008-08-09 2:55 am
✔ 最佳答案
1.140*5=700
2.100+150+140+130+180
=700
收錄日期: 2021-04-19 01:38:26
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