-87.75% is the change from 555 to 68
Calculation steps:
[( 68 - 555 ) ÷ 555] x 100 = -87.75%
Formula
Percentage change = [(68 - 555) / 555] x 100
Subtract the new number by the original number
68 - 555 = -487
-487 ÷ 555 = -0.8774774774774775
-0.8774774774774775 x 100 = -87.75%