-76.17% is the change from 877 to 209
Calculation steps:
[( 209 - 877 ) ÷ 877] x 100 = -76.17%
Formula
Percentage change = [(209 - 877) / 877] x 100
Subtract the new number by the original number
209 - 877 = -668
-668 ÷ 877 = -0.7616875712656784
-0.7616875712656784 x 100 = -76.17%