70.1% is the change from 291 to 495
Calculation steps:
[( 495 - 291 ) ÷ 291] x 100 = 70.1%
Formula
Percentage change = [(495 - 291) / 291] x 100
Subtract the new number by the original number
495 - 291 = 204
204 ÷ 291 = 0.7010309278350515
0.7010309278350515 x 100 = 70.1%