-93.2% is the change from 824 to 56
Calculation steps:
[( 56 - 824 ) ÷ 824] x 100 = -93.2%
Formula
Percentage change = [(56 - 824) / 824] x 100
Subtract the new number by the original number
56 - 824 = -768
-768 ÷ 824 = -0.9320388349514563
-0.9320388349514563 x 100 = -93.2%