ishaan ka sabkuchsambhav

1) beg borrow or steal a calculator. (You wont be able to do this in your head or maybe u would)
2) Key in the first two digits of your pincode number if u dont know ur pincode no. contact the authorities
3) Multiply by 400
4) Add 3
5) Multiply by 500
6) take the last 4 digits and add it and add it again and add it again
7) subtract 750 and subtract 750 again
8)subtract the last 4 digits
9)multiply the whole thing by 2
10)divide the whole thing by 4

Do you recognize the answer ?

also can any of you brainiacs figure its working ive wasted pi/E minutes on this.