54.3% is the change from 291 to 449
Calculation steps:
[( 449 - 291 ) ÷ 291] x 100 = 54.3%
Formula
Percentage change = [(449 - 291) / 291] x 100
Subtract the new number by the original number
449 - 291 = 158
158 ÷ 291 = 0.5429553264604811
0.5429553264604811 x 100 = 54.3%