-29.2% is the change from 709 to 502
Calculation steps:
[( 502 - 709 ) ÷ 709] x 100 = -29.2%
Formula
Percentage change = [(502 - 709) / 709] x 100
Subtract the new number by the original number
502 - 709 = -207
-207 ÷ 709 = -0.2919605077574048
-0.2919605077574048 x 100 = -29.2%