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Find square of the following number using column method: $24$.
Given: A number $24$.
To do: To find the square of $24$ by using the column method.
Solution:
Given number$=24$
Let $a=2$ and $b=4$
$a^2$ | $2ab$ | $b^2$ |
$4$ | $16$ | $16$ |
$4+1(carry)=\underline{5}$ | $16+1=1\underline{7}$ | $1\underline{6}$ |
5 | 7 | 6 |
Thus, square of $24$ is $576$.
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