40% is the change from 430 to 602
Calculation steps:
[( 602 - 430 ) ÷ 430] x 100 = 40%
Formula
Percentage change = [(602 - 430) / 430] x 100
Subtract the new number by the original number
602 - 430 = 172
172 ÷ 430 = 0.4
0.4 x 100 = 40%
Example