-7.59% is the change from 685 to 633
Calculation steps:
[( 633 - 685 ) ÷ 685] x 100 = -7.59%
Formula
Percentage change = [(633 - 685) / 685] x 100
Subtract the new number by the original number
633 - 685 = -52
-52 ÷ 685 = -0.07591240875912408
-0.07591240875912408 x 100 = -7.59%