-31.62% is the change from 408 to 279
Calculation steps:
[( 279 - 408 ) ÷ 408] x 100 = -31.62%
Formula
Percentage change = [(279 - 408) / 408] x 100
Subtract the new number by the original number
279 - 408 = -129
-129 ÷ 408 = -0.3161764705882353
-0.3161764705882353 x 100 = -31.62%