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To calculate the square root of any number, estimate by using the closest perfect square, and divide the number for which you want the square root by the root of that perfect squar...

The square root of a number, x, is the number that equals x when multiplied by itself.
The square root of 4 is 2, since 2 multiplied by itself equals 4.

Methods of computing square roots


This is a method to find each digit of the square root in a sequence. It is slower than the Babylonian method (if you have a calculator that can divide in one ...

Numbers - Square Roots - In Depth - Math.com


Squaring, which we learned about in a previous lesson (exponents), has an inverse too, called "finding the square root." Remember, the square of a number is ...

The syntax for the SQRT function is: Example Using Excel's SQRT Function: For help with this example, see the image above. Click on SQRT in the list to bring up the function's dialog box. The answer 150 (the square root of 22,500) should appear in cell E1. Use the fil... More »
By Ted French, About.com Guide

Square Root Calculator - Math.com


The Square Root Calculator will find the square root of the number you enter. ... Related Topic How to calculate square roots without a calculator ...

Understanding square roots | The square root | Khan Academy


We're asked to find the square root of 100. Let me write this down bigger. So the square root is this big check-looking thing. The square root of 100. When you ...

Square root in 3 seconds - math trick - YouTube


Mar 24, 2015 ... Finding the square root is easy for any perfect square under 100! You'll be able to calculate squares faster than ever and amaze everyone with ...

Calculate square root without a calculator - Homeschool Math


However, learning at least the "guess and check" method for finding the square root will actually help the students UNDERSTAND and remember the square ...

Finding Square Roots - Fact Monster


The easiest way to find a square root is to use a calculator, but you can do it without one. Here's one way, using 12 as an example of the squared number:.

Popular Q&A
Q: How to find square root?
A: OK The key to find a square root is to look at the number and identify square roots you know. For example, let's say the number was 900. You know 3x3 =9 You als... Read More »
Source: answers.yahoo.com
Q: How To Find Square Root?
A: Let's do a easier one square root of 4 is 2 because 2 x 2 is 4. Or square root of 9 is 3. 3 x3 is 9. That's a perfect square if you have square root of 45 it's ... Read More »
Source: answers.yahoo.com
Q: Formula for finding square root?
A: There is, however, this is just a approximation. Solve for the variables that follow, where N(squared) is the closest perfect square to S. The directions follow... Read More »
Source: wiki.answers.com
Q: Finding square root?
A: The Square Root Calculator will find the square root of the number you enter. . Related Topic Read More »
Source: www.chacha.com
Q: What is the formula to find square root?
A: Use the divide method to find a square root. If the number is 28, you know Read More »
Source: www.chacha.com