-2.82% is the change from 532 to 517
Calculation steps:
[( 517 - 532 ) ÷ 532] x 100 = -2.82%
Formula
Percentage change = [(517 - 532) / 532] x 100
Subtract the new number by the original number
517 - 532 = -15
-15 ÷ 532 = -0.02819548872180451
-0.02819548872180451 x 100 = -2.82%