-15.89% is the change from 428 to 360
Calculation steps:
[( 360 - 428 ) ÷ 428] x 100 = -15.89%
Formula
Percentage change = [(360 - 428) / 428] x 100
Subtract the new number by the original number
360 - 428 = -68
-68 ÷ 428 = -0.1588785046728972
-0.1588785046728972 x 100 = -15.89%