-17.94% is the change from 535 to 439
Calculation steps:
[( 439 - 535 ) ÷ 535] x 100 = -17.94%
Formula
Percentage change = [(439 - 535) / 535] x 100
Subtract the new number by the original number
439 - 535 = -96
-96 ÷ 535 = -0.17943925233644858
-0.17943925233644858 x 100 = -17.94%