-2.23% is the change from 537 to 525
Calculation steps:
[( 525 - 537 ) ÷ 537] x 100 = -2.23%
Formula
Percentage change = [(525 - 537) / 537] x 100
Subtract the new number by the original number
525 - 537 = -12
-12 ÷ 537 = -0.0223463687150838
-0.0223463687150838 x 100 = -2.23%