Calculate the Square Root: Finding √441 Step by Step

Question

$\sqrt{441}=$

00:00 Solve

00:03 Let's break down 441 to 21 squared

00:08 The root and square cancel each other out, and this is the solution to the question

The root of 441 is 21.

$21\times21=$

$21\times20+21=$

$420+21=441$

$21$