-88.82% is the change from 501 to 56
Calculation steps:
[( 56 - 501 ) ÷ 501] x 100 = -88.82%
Formula
Percentage change = [(56 - 501) / 501] x 100
Subtract the new number by the original number
56 - 501 = -445
-445 ÷ 501 = -0.8882235528942116
-0.8882235528942116 x 100 = -88.82%