-52.79% is the change from 591 to 279
Calculation steps:
[( 279 - 591 ) ÷ 591] x 100 = -52.79%
Formula
Percentage change = [(279 - 591) / 591] x 100
Subtract the new number by the original number
279 - 591 = -312
-312 ÷ 591 = -0.5279187817258884
-0.5279187817258884 x 100 = -52.79%