-16.59% is the change from 633 to 528
Calculation steps:
[( 528 - 633 ) ÷ 633] x 100 = -16.59%
Formula
Percentage change = [(528 - 633) / 633] x 100
Subtract the new number by the original number
528 - 633 = -105
-105 ÷ 633 = -0.16587677725118483
-0.16587677725118483 x 100 = -16.59%