-14.42% is the change from 513 to 439
Calculation steps:
[( 439 - 513 ) ÷ 513] x 100 = -14.42%
Formula
Percentage change = [(439 - 513) / 513] x 100
Subtract the new number by the original number
439 - 513 = -74
-74 ÷ 513 = -0.1442495126705653
-0.1442495126705653 x 100 = -14.42%