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primary 5 | Maths | Whole Numbers
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Iris teo
Iris Teo

primary 5 chevron_right Maths chevron_right Whole Numbers chevron_right Singapore

With working and explanation. Thank you.

Date Posted: 5 years ago
Views: 406

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Ong Jun Jie
Ong Jun Jie's answer
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Priscilla Ng
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There are 50 even numbers from 1 to 100.

Adding the first to the last even number will give the sum of 102.
Same goes for adding 2nd to the 2nd last even number, 3rd to 3rd last even number, etc.

Altogether, there are 25 pairs, each with the sum of 102.

Hope the explanation is clear to you.
Iris teo
Iris Teo
5 years ago
That is very clear. Thank you very much.