-90.95% is the change from 608 to 55
Calculation steps:
[( 55 - 608 ) ÷ 608] x 100 = -90.95%
Formula
Percentage change = [(55 - 608) / 608] x 100
Subtract the new number by the original number
55 - 608 = -553
-553 ÷ 608 = -0.9095394736842105
-0.9095394736842105 x 100 = -90.95%