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www.homeschoolmath.net/teaching/square-root-algorithm.php

You are here: Home → Articles → Square Root Algorithm How to calculate a square root without a calculator and should your child learn how to do it. Most people in today's world feel that since calculators can find square roots, that children don't need to learn how to find square roots using any pencil-and-paper method.

www.wikihow.com/Calculate-a-Square-Root-by-Hand

How to Calculate a Square Root by Hand. In the days before calculators, students and professors alike had to calculate square roots by hand. Several different methods have evolved for tackling this daunting process, some giving a rough...

excelchamps.com/blog/square-root

Before we learn to calculate it, it’s important to understand what it really means, how we calculate it normally. Quick Intro: Calculating a square root is an inverse calculation for coming back to the root of a square. So, when you calculate the square of 10 by multiplying it with its self, that’s (10 * 10 = 100).

sciencing.com/calculate-square-root-hand-5081134.html

Take the number you wish to find the square root of, and group the digits in pairs starting from the right end. For example, if you want to calculate the square root of 8254129, write it as 8 25 41 29. Then, put a bar over it as when doing long division.

www.youtube.com/watch?v=nUyLnjgGumg

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 your utter genius! To find the square root of non ...

www.wikihow.com/Find-a-Square-Root-Without-a-Calculator

To find a square root of a number without a calculator, see if you can get to that whole number by squaring smaller numbers, or multiplying a smaller number by itself. If the number is a perfect square, you will get a whole number as the square root. Otherwise, try squaring numbers with a decimal until you get as close as possible to your ...

en.wikipedia.org/wiki/Methods_of_computing_square_roots

In a square root calculation the quotient digit set increases incrementally for each step. Example. Consider the perfect square 2809 = 53 2. Use the duplex method to find the square root of 2,809. Set down the number in groups of two digits. Define a divisor, a dividend and a quotient to find the root. Given 2809. Consider the first group, 28.

johnkerl.org/doc/square-root.html

How to manually find a square root Here is an almost-forgotten art: one that, with the advent of electronic calculators, will likely survive to the twenty-first century only on paper and in the memories of oldsters.

www.math.com/school/subject1/lessons/S1U1L9DP.html

2. Divide - divide your number by one of those square roots. 3. Average - take the average of the result of step 2 and the root. 4. Use the result of step 3 to repeat steps 2 and 3 until you have a number that is accurate enough for you. Example: Calculate the square root of 10 to 2 decimal places. 1.

www.math.com/students/calculators/source/square-root.htm

Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems instantly.