-55.74% is the change from 122 to 54
Calculation steps:
[( 54 - 122 ) ÷ 122] x 100 = -55.74%
Formula
Percentage change = [(54 - 122) / 122] x 100
Subtract the new number by the original number
54 - 122 = -68
-68 ÷ 122 = -0.5573770491803278
-0.5573770491803278 x 100 = -55.74%