Don’t try to memorize, understand! study smart not hard.
this is Chinese math trick Similar to VEDIC MATHS TRICK.
you may feel that it is Secret Maths Trick or Shortcut . But it is known to many students appearing for Various competitive Exams.
this is easy and simple trick to find square of any no in mind .
This is Trick to find Square without using Pen and Paper.
Useful for IIT JEE , SBI PO, Clerk, IBPS PO, Clerk, SSC CGL, Railway, RRB. LIC, NDA,CDS, IAS, MBA CET , CAT .
this is like a Vedic math trick for fast calculation.
it is a part of Speed Math Technique.
Nowadays studying online is a trend. Every one wants online guruji to get coaching at own pace.Do watch our videos on vedic maths for finding square of a number.
This is trick to find square of a number quickly.
Applicable for any 2 digit and 3 digit number.
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source
square of (N-50) has to be known or found out using a calculator?
:)