Practice simplifying expressions with multiple radical terms. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

By estimating the value of a square root students will get practice in identifying perfect squares, in checking for reasonableness of an answer, and in mental math.

This task asks students to estimate the square root of 800 without using a calculator. To do it, they must examine perfect squares that are higher and lower than 800. Aligns with 8.NS.A.

Practice finding the approximate value of square roots by thinking about perfect squares.

Simplify square roots.

Simplify square roots that contain variables in them.

Get a step-by-step explanation of the square root algorithm from a geometric perspective.

Thirteen problems present a variety of practice solving quadratic equations by finding square roots. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the...

[Free Registration/Login may be required to access all resource tools.] This lesson covers solving quadratic equations using square roots.

Working with complex numbers allows us to solve equations that cannot be solved with real numbers. Here we will investigate complex numbers which arise as square roots of certain complex numbers. Aligns with N-CN.A.2 and A-REI.A.1.

Solve quadratic equations of the form (x+a)^2-b=0. These can be solved using square roots. For example, solve (x-5)$2-4=0.

Analyze the process of solving a quadratic equation by taking the square root.

This site from Math Pages proivdes information and gives the Babylonian method for solving square root equations. The site is very intense and in-depth with good information. The material is pretty intense, however, and a background...

This math site from Mathworld.com explains what a square root is including information on imaginary numbers and many links. This site also addresses the continued fractions of positive real square roots, in particular the square root of...

Create a table of values to graph a square root function and identify the domain and the range.

Solve quadratic equations of the form (x+a)squared-b=0. These can be solved using square roots. For example, solve (x-5)squared-4=0. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...

Briefly covers the topics of square roots, decimal numbers, and perfect squares.

The learning activity examines squares and square roots. Topics include perfect squares, how to square a number, and the square root symbol. The resource consists of explanations and examples.

[Free Registration/Login may be required to access all resource tools.] This lesson shows you how to look at the graph of a square root or cubed root function and determine the equation. Students examine guided notes, review guided...

Practice solving equations by squaring or cubing both sides. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

Explore square roots and the process of squaring.

[Free Registration/Login Required] Students complete multi-step computations using order of operations in situations involving combinations of rational numbers including whole number exponents and square roots of square numbers.

The online virtual self-checking resource has students practice calculating the square root of a number.

Rewrite square roots of negative numbers as imaginary numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.