-31.81% is the change from 745 to 508
Calculation steps:
[( 508 - 745 ) ÷ 745] x 100 = -31.81%
Formula
Percentage change = [(508 - 745) / 745] x 100
Subtract the new number by the original number
508 - 745 = -237
-237 ÷ 745 = -0.3181208053691275
-0.3181208053691275 x 100 = -31.81%