-72.89% is the change from 771 to 209
Calculation steps:
[( 209 - 771 ) ÷ 771] x 100 = -72.89%
Formula
Percentage change = [(209 - 771) / 771] x 100
Subtract the new number by the original number
209 - 771 = -562
-562 ÷ 771 = -0.728923476005188
-0.728923476005188 x 100 = -72.89%