-28.02% is the change from 703 to 506
Calculation steps:
[( 506 - 703 ) ÷ 703] x 100 = -28.02%
Formula
Percentage change = [(506 - 703) / 703] x 100
Subtract the new number by the original number
506 - 703 = -197
-197 ÷ 703 = -0.2802275960170697
-0.2802275960170697 x 100 = -28.02%