-10.51% is the change from 685 to 613
Calculation steps:
[( 613 - 685 ) ÷ 685] x 100 = -10.51%
Formula
Percentage change = [(613 - 685) / 685] x 100
Subtract the new number by the original number
613 - 685 = -72
-72 ÷ 685 = -0.10510948905109489
-0.10510948905109489 x 100 = -10.51%