Square Root Calculator

Calculate square roots of any number instantly, including perfect squares and decimals.

Share:

Number

Root Type

Or enter custom nth root

Perfect Squares Reference

√4=2

√9=3

√16=4

√25=5

√36=6

√49=7

√64=8

√81=9

√100=10

√121=11

√144=12

Formulas

Square root: √x = x^(1/2)
Cube root: ∛x = x^(1/3)
nth root: ⁿ√x = x^(1/n)

Advertisement