-33.5% is the change from 824 to 548
Calculation steps:
[( 548 - 824 ) ÷ 824] x 100 = -33.5%
Formula
Percentage change = [(548 - 824) / 824] x 100
Subtract the new number by the original number
548 - 824 = -276
-276 ÷ 824 = -0.33495145631067963
-0.33495145631067963 x 100 = -33.5%