Maths trick. 0/0=2????

Proof of  0/0 = 2

(100-100)/(100-100)=2

I am Sharing here its prove ,can you find the mistake in it

(100-100)/(100-100)

=(10²-10²)/10(10-10)

=(10-10)(10+10)/10(10-10)

=(10+10)/10

=20/10

=2

 Try toFind the mistake in it then I will tell you the mistake in it after sometime