-26.35% is the change from 683 to 503
Calculation steps:
[( 503 - 683 ) ÷ 683] x 100 = -26.35%
Formula
Percentage change = [(503 - 683) / 683] x 100
Subtract the new number by the original number
503 - 683 = -180
-180 ÷ 683 = -0.2635431918008785
-0.2635431918008785 x 100 = -26.35%