-74.32% is the change from 814 to 209
Calculation steps:
[( 209 - 814 ) ÷ 814] x 100 = -74.32%
Formula
Percentage change = [(209 - 814) / 814] x 100
Subtract the new number by the original number
209 - 814 = -605
-605 ÷ 814 = -0.7432432432432432
-0.7432432432432432 x 100 = -74.32%