-15.64% is the change from 633 to 534
Calculation steps:
[( 534 - 633 ) ÷ 633] x 100 = -15.64%
Formula
Percentage change = [(534 - 633) / 633] x 100
Subtract the new number by the original number
534 - 633 = -99
-99 ÷ 633 = -0.15639810426540285
-0.15639810426540285 x 100 = -15.64%