-35.41% is the change from 785 to 507
Calculation steps:
[( 507 - 785 ) ÷ 785] x 100 = -35.41%
Formula
Percentage change = [(507 - 785) / 785] x 100
Subtract the new number by the original number
507 - 785 = -278
-278 ÷ 785 = -0.354140127388535
-0.354140127388535 x 100 = -35.41%