45.05% is the change from 424 to 615
Calculation steps:
[( 615 - 424 ) ÷ 424] x 100 = 45.05%
Formula
Percentage change = [(615 - 424) / 424] x 100
Subtract the new number by the original number
615 - 424 = 191
191 ÷ 424 = 0.45047169811320753
0.45047169811320753 x 100 = 45.05%