-17.56% is the change from 769 to 634
Calculation steps:
[( 634 - 769 ) ÷ 769] x 100 = -17.56%
Formula
Percentage change = [(634 - 769) / 769] x 100
Subtract the new number by the original number
634 - 769 = -135
-135 ÷ 769 = -0.1755526657997399
-0.1755526657997399 x 100 = -17.56%