-63.59% is the change from 769 to 280
Calculation steps:
[( 280 - 769 ) ÷ 769] x 100 = -63.59%
Formula
Percentage change = [(280 - 769) / 769] x 100
Subtract the new number by the original number
280 - 769 = -489
-489 ÷ 769 = -0.635890767230169
-0.635890767230169 x 100 = -63.59%