-26.82% is the change from 537 to 393
Calculation steps:
[( 393 - 537 ) ÷ 537] x 100 = -26.82%
Formula
Percentage change = [(393 - 537) / 537] x 100
Subtract the new number by the original number
393 - 537 = -144
-144 ÷ 537 = -0.2681564245810056
-0.2681564245810056 x 100 = -26.82%