-74.7% is the change from 826 to 209
Calculation steps:
[( 209 - 826 ) ÷ 826] x 100 = -74.7%
Formula
Percentage change = [(209 - 826) / 826] x 100
Subtract the new number by the original number
209 - 826 = -617
-617 ÷ 826 = -0.7469733656174334
-0.7469733656174334 x 100 = -74.7%