68.69% is the change from 297 to 501
Calculation steps:
[( 501 - 297 ) ÷ 297] x 100 = 68.69%
Formula
Percentage change = [(501 - 297) / 297] x 100
Subtract the new number by the original number
501 - 297 = 204
204 ÷ 297 = 0.6868686868686869
0.6868686868686869 x 100 = 68.69%