-40.04% is the change from 537 to 322
Calculation steps:
[( 322 - 537 ) ÷ 537] x 100 = -40.04%
Formula
Percentage change = [(322 - 537) / 537] x 100
Subtract the new number by the original number
322 - 537 = -215
-215 ÷ 537 = -0.40037243947858475
-0.40037243947858475 x 100 = -40.04%