-5.26% is the change from 57 to 54
Calculation steps:
[( 54 - 57 ) ÷ 57] x 100 = -5.26%
Formula
Percentage change = [(54 - 57) / 57] x 100
Subtract the new number by the original number
54 - 57 = -3
-3 ÷ 57 = -0.05263157894736842
-0.05263157894736842 x 100 = -5.26%