-10.3% is the change from 534 to 479
Calculation steps:
[( 479 - 534 ) ÷ 534] x 100 = -10.3%
Formula
Percentage change = [(479 - 534) / 534] x 100
Subtract the new number by the original number
479 - 534 = -55
-55 ÷ 534 = -0.10299625468164794
-0.10299625468164794 x 100 = -10.3%