-32.73% is the change from 55 to 37
Calculation steps:
[( 37 - 55 ) ÷ 55] x 100 = -32.73%
Formula
Percentage change = [(37 - 55) / 55] x 100
Subtract the new number by the original number
37 - 55 = -18
-18 ÷ 55 = -0.32727272727272727
-0.32727272727272727 x 100 = -32.73%