-97.34% is the change from 828 to 22
Calculation steps:
[( 22 - 828 ) ÷ 828] x 100 = -97.34%
Formula
Percentage change = [(22 - 828) / 828] x 100
Subtract the new number by the original number
22 - 828 = -806
-806 ÷ 828 = -0.9734299516908212
-0.9734299516908212 x 100 = -97.34%