-17.21% is the change from 709 to 587
Calculation steps:
[( 587 - 709 ) ÷ 709] x 100 = -17.21%
Formula
Percentage change = [(587 - 709) / 709] x 100
Subtract the new number by the original number
587 - 709 = -122
-122 ÷ 709 = -0.17207334273624825
-0.17207334273624825 x 100 = -17.21%