Percentage error

👨🏻‍🏫 學術台數學

2008-05-05 7:25 am

If the actual length of the thing is 5cm, i measured it as 4.5cm.
what is the percentage error?

回答 (2)

2008-05-05 7:36 am

✔ 最佳答案

(5 - 4.5)/5 x 100% = 10%

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2008-05-05 5:39 pm

係誤差
因為有的野唔係一定係一樣既長度或重量　都有誤差　但係誤差有固定既範圍
如果野話長度或重量幾多時　都會話x(kg/g)+-y%
or
x(m/cm)+-y%

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