-76% is the change from 825 to 198
Calculation steps:
[( 198 - 825 ) ÷ 825] x 100 = -76%
Formula
Percentage change = [(198 - 825) / 825] x 100
Subtract the new number by the original number
198 - 825 = -627
-627 ÷ 825 = -0.76
-0.76 x 100 = -76%
Example