-3.64% is the change from 55 to 53
Calculation steps:
[( 53 - 55 ) ÷ 55] x 100 = -3.64%
Formula
Percentage change = [(53 - 55) / 55] x 100
Subtract the new number by the original number
53 - 55 = -2
-2 ÷ 55 = -0.03636363636363636
-0.03636363636363636 x 100 = -3.64%