-96.53% is the change from 634 to 22
Calculation steps:
[( 22 - 634 ) ÷ 634] x 100 = -96.53%
Formula
Percentage change = [(22 - 634) / 634] x 100
Subtract the new number by the original number
22 - 634 = -612
-612 ÷ 634 = -0.9652996845425867
-0.9652996845425867 x 100 = -96.53%