67.91% is the change from 296 to 497
Calculation steps:
[( 497 - 296 ) ÷ 296] x 100 = 67.91%
Formula
Percentage change = [(497 - 296) / 296] x 100
Subtract the new number by the original number
497 - 296 = 201
201 ÷ 296 = 0.6790540540540541
0.6790540540540541 x 100 = 67.91%