-92.39% is the change from 815 to 62
Calculation steps:
[( 62 - 815 ) ÷ 815] x 100 = -92.39%
Formula
Percentage change = [(62 - 815) / 815] x 100
Subtract the new number by the original number
62 - 815 = -753
-753 ÷ 815 = -0.9239263803680982
-0.9239263803680982 x 100 = -92.39%