-21.42% is the change from 537 to 422
Calculation steps:
[( 422 - 537 ) ÷ 537] x 100 = -21.42%
Formula
Percentage change = [(422 - 537) / 537] x 100
Subtract the new number by the original number
422 - 537 = -115
-115 ÷ 537 = -0.21415270018621974
-0.21415270018621974 x 100 = -21.42%