-88.08% is the change from 537 to 64
Calculation steps:
[( 64 - 537 ) ÷ 537] x 100 = -88.08%
Formula
Percentage change = [(64 - 537) / 537] x 100
Subtract the new number by the original number
64 - 537 = -473
-473 ÷ 537 = -0.8808193668528864
-0.8808193668528864 x 100 = -88.08%