Prove 100−100100−100=2?
Given expression is 100−100100−100 is an indeterminant form as its 00
But for your sake here is the proof,
100−100100−100=102−10210(10−10)
=(10+10)(10−10)10(10−10) As (a2−b2)=(a+b)(a−b)
=10+1010
=10(1+1)10
=1+1=2
=RHS