-74.03% is the change from 824 to 214
Calculation steps:
[( 214 - 824 ) ÷ 824] x 100 = -74.03%
Formula
Percentage change = [(214 - 824) / 824] x 100
Subtract the new number by the original number
214 - 824 = -610
-610 ÷ 824 = -0.7402912621359223
-0.7402912621359223 x 100 = -74.03%