-73.73% is the change from 849 to 223
Calculation steps:
[( 223 - 849 ) ÷ 849] x 100 = -73.73%
Formula
Percentage change = [(223 - 849) / 849] x 100
Subtract the new number by the original number
223 - 849 = -626
-626 ÷ 849 = -0.7373380447585395
-0.7373380447585395 x 100 = -73.73%