Introduction: Easy Method of Square by SBTopzzz

Picture of Easy Method of Square by SBTopzzz

To find square of 26

You need to know square of its previous number

Step 1:

Picture of

To know square of 26
First always add the question (26square?) with its previous no.
Therefore, 25+26=51

Step 2: Do It

Picture of Do It

So the answer 51,
We need 26, you take its previous number.
Know it's square.
Therefore, 25+26=51.
Now add it to the square of 26's previous number.
That is 25square+51=26square
That's it!

Hope you like it


TomV4 (author)2015-09-30

That's because

(n + 1)^2 = n^2 + 2n + 1 = n^2 + n + n +1 = n^2 + [n + (n + 1)]

SaumitraT (author)TomV42015-10-02

yes! U r right!

moen-the-grass (author)2015-09-30

Brilliant and easy to understand, you have the makings of a math tutor. Thank you.

SaumitraT (author)moen-the-grass2015-10-02


JavaProgrammer (author)2015-09-30

very cool, but I wanted to tell you that you mis-titled this. This would be a method of finding squares, not square roots. squares are as you show 26^2 (26*26)but square roots would be ___
if that doesn't show up right, then square roots are what number squared equals this number, not what is this number squared.

SaumitraT (author)JavaProgrammer2015-10-02



EcoExpatMike (author)2015-09-30

Very cool

SaumitraT (author)EcoExpatMike2015-10-02


About This Instructable



More by SaumitraT:Easy Squaring for 3-Digit Numbers - SBTopzzzGTA IV - Without Graphic Card Tutorial - BY SBTOPZZZEasy Square Just like my previous version... :)
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