-20.03% is the change from 769 to 615
Calculation steps:
[( 615 - 769 ) ÷ 769] x 100 = -20.03%
Formula
Percentage change = [(615 - 769) / 769] x 100
Subtract the new number by the original number
615 - 769 = -154
-154 ÷ 769 = -0.20026007802340703
-0.20026007802340703 x 100 = -20.03%