-98.27% is the change from 636 to 11
Calculation steps:
[( 11 - 636 ) ÷ 636] x 100 = -98.27%
Formula
Percentage change = [(11 - 636) / 636] x 100
Subtract the new number by the original number
11 - 636 = -625
-625 ÷ 636 = -0.9827044025157232
-0.9827044025157232 x 100 = -98.27%