43.69% is the change from 428 to 615
Calculation steps:
[( 615 - 428 ) ÷ 428] x 100 = 43.69%
Formula
Percentage change = [(615 - 428) / 428] x 100
Subtract the new number by the original number
615 - 428 = 187
187 ÷ 428 = 0.4369158878504673
0.4369158878504673 x 100 = 43.69%