Thursday, February 23, 2017

Short Trick For Square

Short Trick For Square 

Math Trick For Square 

 

Math Trick
If you want learn math trick for square .today I want learn one trick for get very fast square any number in your mind ,its tricks work on nearest 50 like (40-60).
See and learn its very good trick for all student after seeing this trick you do very fast square any number in your mind using without paper and pen I see one example :- 1
462 
Reduce  50 from given number
46-50= -4
And
Do Half of  50/2=25
And add -4
25+(-4)=21
And square of (-4)2 =16
And add after 21
Its square is = 2116
Example : -2
572 
Reduce  50 from given number
57-50= 7
And
Do Half of  50/2=25
And add 7
25+7=32
And square of (7)2 =49
And add after 32
Its square is = 3249        
  

 


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