-90.48% is the change from 578 to 55
Calculation steps:
[( 55 - 578 ) ÷ 578] x 100 = -90.48%
Formula
Percentage change = [(55 - 578) / 578] x 100
Subtract the new number by the original number
55 - 578 = -523
-523 ÷ 578 = -0.9048442906574394
-0.9048442906574394 x 100 = -90.48%