-88.49% is the change from 556 to 64
Calculation steps:
[( 64 - 556 ) ÷ 556] x 100 = -88.49%
Formula
Percentage change = [(64 - 556) / 556] x 100
Subtract the new number by the original number
64 - 556 = -492
-492 ÷ 556 = -0.8848920863309353
-0.8848920863309353 x 100 = -88.49%