-89.2% is the change from 824 to 89
Calculation steps:
[( 89 - 824 ) ÷ 824] x 100 = -89.2%
Formula
Percentage change = [(89 - 824) / 824] x 100
Subtract the new number by the original number
89 - 824 = -735
-735 ÷ 824 = -0.8919902912621359
-0.8919902912621359 x 100 = -89.2%