-56.27% is the change from 279 to 122
Calculation steps:
[( 122 - 279 ) ÷ 279] x 100 = -56.27%
Formula
Percentage change = [(122 - 279) / 279] x 100
Subtract the new number by the original number
122 - 279 = -157
-157 ÷ 279 = -0.5627240143369175
-0.5627240143369175 x 100 = -56.27%