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Primary 4 | Maths
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Rayner Ng
Rayner Ng

Primary 4 chevron_right Maths

Pls help it is very hard and btw wat is the meaning of estimate pls ans asap!( ̄︶ ̄)> <( ̄︶ ̄)/ (‵﹏′) ╮(‵▽′)╭

Date Posted: 7 years ago
Views: 1126

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Yee Miao Ling
Yee Miao Ling's answer
29 answers (Tutor Details)
1st
Hi, I assume that the question you want answered is Qn 10, since the other two already have answers filled in?

Estimate means giving a rough answer, which is not the accurate answer, but close to it.
For example, in this question, the actual answer is
714+492-189 = 1017
But after you round each number to the nearest hundred as the question asked you to do , it becomes
700+500-200 = 1000 (estimated answer)

As you can see the estimated answer is quite close to the actual answer.