97.52% is the change from 242 to 478
Calculation steps:
[( 478 - 242 ) ÷ 242] x 100 = 97.52%
Formula
Percentage change = [(478 - 242) / 242] x 100
Subtract the new number by the original number
478 - 242 = 236
236 ÷ 242 = 0.9752066115702479
0.9752066115702479 x 100 = 97.52%