7.59% is the change from 290 to 312
Calculation steps:
[( 312 - 290 ) ÷ 290] x 100 = 7.59%
Formula
Percentage change = [(312 - 290) / 290] x 100
Subtract the new number by the original number
312 - 290 = 22
22 ÷ 290 = 0.07586206896551724
0.07586206896551724 x 100 = 7.59%