69.07% is the change from 291 to 492
Calculation steps:
[( 492 - 291 ) ÷ 291] x 100 = 69.07%
Formula
Percentage change = [(492 - 291) / 291] x 100
Subtract the new number by the original number
492 - 291 = 201
201 ÷ 291 = 0.6907216494845361
0.6907216494845361 x 100 = 69.07%