-28.49% is the change from 709 to 507
Calculation steps:
[( 507 - 709 ) ÷ 709] x 100 = -28.49%
Formula
Percentage change = [(507 - 709) / 709] x 100
Subtract the new number by the original number
507 - 709 = -202
-202 ÷ 709 = -0.2849083215796897
-0.2849083215796897 x 100 = -28.49%