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Maths CBSE Live product
Class 7
Number Play
Numbers Tell us Things and Picking Parity
2.
TBQ - Adding few odd numbers
Question:
3
m.
What about adding \(9\) odd numbers? Can the resulting number be place in pairs?
Reason
:
Sum of odd number of odd numbers is always an even number.
Sum of even number of odd numbers is always an odd number.
Sum of even number of odd numbers is always an even number.
Sum of odd number of odd numbers is always an odd number.
Ans
:
No, the resulting sum of \(9\) odd numbers cannot be place in pairs.
Yes, the resulting sum of \(9\) odd numbers can be place in pairs.
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