55.44% is the change from 294 to 457
Calculation steps:
[( 457 - 294 ) ÷ 294] x 100 = 55.44%
Formula
Percentage change = [(457 - 294) / 294] x 100
Subtract the new number by the original number
457 - 294 = 163
163 ÷ 294 = 0.5544217687074829
0.5544217687074829 x 100 = 55.44%