Sunday, 27 October 2013

Vedic technique to square a number (Nikhilam Method)

Steps to follow
1.      Multiply the first number by its consecutive number.
2.      Multiply second digit i.e. 5 by itself and attach it at the end of the result obtained in the previous step.
e.g.      1.         752  
            Step 1 :  7 x 8  =  56
            Step 2 :  5 x 5  =  25
Answer is  ;                  5625

2.         1452
                        Step 1 :  14 x 15  =  210
            Step 2 :      5 x 5  =  25
Answer is  ;                  21025


(Nikhilam Method)
Steps :
1.     Make a partition and on the right side of the partition there are two places as base 100 has two zeros.
2.     Difference  less than base.
3.     Square the difference  less than base, these are the last two digit of square are write on the right side of the partition.
4.     Subtract difference from rest number.
e.g. 1.            962
step 1            :           96                   - 4
                                  92       /          16                   =          Sol.   9216
e.g.  2.           852
step 1            :           85                  -15
                                 70       /         225(carry 2 to the left and add to 70 to get 72 )

=             Sol.   7225

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