-29.07% is the change from 712 to 505
Calculation steps:
[( 505 - 712 ) ÷ 712] x 100 = -29.07%
Formula
Percentage change = [(505 - 712) / 712] x 100
Subtract the new number by the original number
505 - 712 = -207
-207 ÷ 712 = -0.2907303370786517
-0.2907303370786517 x 100 = -29.07%