57.04% is the change from 291 to 457
Calculation steps:
[( 457 - 291 ) ÷ 291] x 100 = 57.04%
Formula
Percentage change = [(457 - 291) / 291] x 100
Subtract the new number by the original number
457 - 291 = 166
166 ÷ 291 = 0.570446735395189
0.570446735395189 x 100 = 57.04%