-12.89% is the change from 636 to 554
Calculation steps:
[( 554 - 636 ) ÷ 636] x 100 = -12.89%
Formula
Percentage change = [(554 - 636) / 636] x 100
Subtract the new number by the original number
554 - 636 = -82
-82 ÷ 636 = -0.1289308176100629
-0.1289308176100629 x 100 = -12.89%