-5.64% is the change from 532 to 502
Calculation steps:
[( 502 - 532 ) ÷ 532] x 100 = -5.64%
Formula
Percentage change = [(502 - 532) / 532] x 100
Subtract the new number by the original number
502 - 532 = -30
-30 ÷ 532 = -0.05639097744360902
-0.05639097744360902 x 100 = -5.64%