Current Affairs|Upcoming Exam Notification|Free Scholarship Updates: [Tutorial 3]Apitude Tricks for fast mental Calcula...: Squaring of any two digit number within fraction of seconds(Note its only for 2 digit numbers) We already shared Part 2/ [Tutorial ...
Example a: 67^2 ==== [6^2]...[7^2]+20*6*7=[3649]+840...... i.e [3649]+840= 4489
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Most common method/trick for solving all two digit numbers from 1 to 100 square in our head or without calculator
Example a: 67^2 ==== [6^2]...[7^2]+20*6*7=[3649]+840...... i.e [3649]+840= 4489
Example b: 25^2====[2^2]....[5^2]+20*2*5=[0425]+200......i,e., 625
Example c: 74^2====[7^2]....[4^2]+20*7*4=[4916]+560.......i.e., 5476
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Aptitude Tricks
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