-5.29% is the change from 510 to 483
Calculation steps:
[( 483 - 510 ) ÷ 510] x 100 = -5.29%
Formula
Percentage change = [(483 - 510) / 510] x 100
Subtract the new number by the original number
483 - 510 = -27
-27 ÷ 510 = -0.052941176470588235
-0.052941176470588235 x 100 = -5.29%