-30.14% is the change from 428 to 299
Calculation steps:
[( 299 - 428 ) ÷ 428] x 100 = -30.14%
Formula
Percentage change = [(299 - 428) / 428] x 100
Subtract the new number by the original number
299 - 428 = -129
-129 ÷ 428 = -0.3014018691588785
-0.3014018691588785 x 100 = -30.14%