Question

what is the unit digit square of 272

Answer 1

square of 272 is 72 984 so its unit place is 4

Answer 2

Hello!

Here is your answer
$272 {}^{2} = 272 \times 272$
so for finding the square of this full no. we can find the square of the unit digit .

$2 {}^{2}$
= answer is 4

check

272*272= 72984