Answers

2015-09-02T16:07:56+05:30
Odd-even=odd
odd+even=odd
odd-odd=even
odd+odd=even

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2015-09-02T17:01:15+05:30
Odd - Even = Odd
The difference between odd and even number is always an odd number. Let us take an example to make it clear-
13 is an odd number
10 is an even number
So, 13 - 10 = 3 which is an odd number.
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