-73.54% is the change from 824 to 218
Calculation steps:
[( 218 - 824 ) ÷ 824] x 100 = -73.54%
Formula
Percentage change = [(218 - 824) / 824] x 100
Subtract the new number by the original number
218 - 824 = -606
-606 ÷ 824 = -0.7354368932038835
-0.7354368932038835 x 100 = -73.54%