Unit's Place '5' Square Trick

[ssparikshya]

Friends, today i gonna show you a trick by which you can find the sqaure of a number with 5 in unit's place in 10 to 15 secs
now lets get started ......

Example Number- 105

1] find the sqaure of 5; which is 25

now you got last 2 digits of your answer..

2] then add one to the no. formed by rest digits ; in this case 10 +1 = 11


3] then mutiply the result of the addition by the no . formed by rest digits; in this case 10 x 11 = 110

now you got you missing digits in answer

so, the answer is 11025


Source: My Expirment

 

[Raviteja]

Interesting Bro :sp.....Nice