64.6% is the change from 291 to 479
Calculation steps:
[( 479 - 291 ) ÷ 291] x 100 = 64.6%
Formula
Percentage change = [(479 - 291) / 291] x 100
Subtract the new number by the original number
479 - 291 = 188
188 ÷ 291 = 0.6460481099656358
0.6460481099656358 x 100 = 64.6%