64.57% is the change from 302 to 497
Calculation steps:
[( 497 - 302 ) ÷ 302] x 100 = 64.57%
Formula
Percentage change = [(497 - 302) / 302] x 100
Subtract the new number by the original number
497 - 302 = 195
195 ÷ 302 = 0.6456953642384106
0.6456953642384106 x 100 = 64.57%