Need to estimate a square root fast? In this video, I’ll show you a quick math hack to approximate the square root of 59 to the nearest whole number—no calculator needed! We’ll use perfect squares and a simple number line trick to get the answer in seconds. Great for mental math, homework, or tests.
0:00 Intro – Approximating square roots without a calculator
0:05 Finding perfect squares around 59
0:14 Deciding between 7 or 8
0:19 Using a number line to compare
0:29 Final answer for √59