-0.38% is the change from 527 to 525
Calculation steps:
[( 525 - 527 ) ÷ 527] x 100 = -0.38%
Formula
Percentage change = [(525 - 527) / 527] x 100
Subtract the new number by the original number
525 - 527 = -2
-2 ÷ 527 = -0.003795066413662239
-0.003795066413662239 x 100 = -0.38%