-88.82% is the change from 492 to 55
Calculation steps:
[( 55 - 492 ) ÷ 492] x 100 = -88.82%
Formula
Percentage change = [(55 - 492) / 492] x 100
Subtract the new number by the original number
55 - 492 = -437
-437 ÷ 492 = -0.8882113821138211
-0.8882113821138211 x 100 = -88.82%