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Multiplication methods - class-IX
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The product of two consecutive natural numbers is always ________.
AnswerClick to flip back
A
An even number
💡 Explanation:
We know that amongst two consecutive natural numbers, one is even and one is odd.
Let even number be $2n$ and odd be $2n+1$
Their product gives $2n(2n+1)$ which is a multiple of $2$, hence it is an even number.