42.36% is the change from 602 to 857
Calculation steps:
[( 857 - 602 ) ÷ 602] x 100 = 42.36%
Formula
Percentage change = [(857 - 602) / 602] x 100
Subtract the new number by the original number
857 - 602 = 255
255 ÷ 602 = 0.42358803986710963
0.42358803986710963 x 100 = 42.36%