-18.59% is the change from 554 to 451
Calculation steps:
[( 451 - 554 ) ÷ 554] x 100 = -18.59%
Formula
Percentage change = [(451 - 554) / 554] x 100
Subtract the new number by the original number
451 - 554 = -103
-103 ÷ 554 = -0.18592057761732853
-0.18592057761732853 x 100 = -18.59%