-75.78% is the change from 863 to 209
Calculation steps:
[( 209 - 863 ) ÷ 863] x 100 = -75.78%
Formula
Percentage change = [(209 - 863) / 863] x 100
Subtract the new number by the original number
209 - 863 = -654
-654 ÷ 863 = -0.7578215527230591
-0.7578215527230591 x 100 = -75.78%