-91.4% is the change from 628 to 54
Calculation steps:
[( 54 - 628 ) ÷ 628] x 100 = -91.4%
Formula
Percentage change = [(54 - 628) / 628] x 100
Subtract the new number by the original number
54 - 628 = -574
-574 ÷ 628 = -0.9140127388535032
-0.9140127388535032 x 100 = -91.4%