-28.59% is the change from 710 to 507
Calculation steps:
[( 507 - 710 ) ÷ 710] x 100 = -28.59%
Formula
Percentage change = [(507 - 710) / 710] x 100
Subtract the new number by the original number
507 - 710 = -203
-203 ÷ 710 = -0.2859154929577465
-0.2859154929577465 x 100 = -28.59%