-16.85% is the change from 635 to 528
Calculation steps:
[( 528 - 635 ) ÷ 635] x 100 = -16.85%
Formula
Percentage change = [(528 - 635) / 635] x 100
Subtract the new number by the original number
528 - 635 = -107
-107 ÷ 635 = -0.16850393700787403
-0.16850393700787403 x 100 = -16.85%