-74.02% is the change from 843 to 219
Calculation steps:
[( 219 - 843 ) ÷ 843] x 100 = -74.02%
Formula
Percentage change = [(219 - 843) / 843] x 100
Subtract the new number by the original number
219 - 843 = -624
-624 ÷ 843 = -0.7402135231316725
-0.7402135231316725 x 100 = -74.02%