79.38% is the change from 291 to 522
Calculation steps:
[( 522 - 291 ) ÷ 291] x 100 = 79.38%
Formula
Percentage change = [(522 - 291) / 291] x 100
Subtract the new number by the original number
522 - 291 = 231
231 ÷ 291 = 0.7938144329896907
0.7938144329896907 x 100 = 79.38%