-97.83% is the change from 554 to 12
Calculation steps:
[( 12 - 554 ) ÷ 554] x 100 = -97.83%
Formula
Percentage change = [(12 - 554) / 554] x 100
Subtract the new number by the original number
12 - 554 = -542
-542 ÷ 554 = -0.9783393501805054
-0.9783393501805054 x 100 = -97.83%