-73.03% is the change from 823 to 222
Calculation steps:
[( 222 - 823 ) ÷ 823] x 100 = -73.03%
Formula
Percentage change = [(222 - 823) / 823] x 100
Subtract the new number by the original number
222 - 823 = -601
-601 ÷ 823 = -0.7302551640340219
-0.7302551640340219 x 100 = -73.03%