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priyanshi batra> Aptitude- M@TH tricks
Trick....of multiplication in few seconds
When both numbers are less than 100
92*93
First we compare to 100 that first number is less by 8 and second number is less by 7
(-8)+(-7) / (-8)*(-7)
-15 /+56
Now less 100 to 15
100-15 =85
Now the answer is 8556
15 November at 20:29·