69.66% is the change from 290 to 492
Calculation steps:
[( 492 - 290 ) ÷ 290] x 100 = 69.66%
Formula
Percentage change = [(492 - 290) / 290] x 100
Subtract the new number by the original number
492 - 290 = 202
202 ÷ 290 = 0.696551724137931
0.696551724137931 x 100 = 69.66%