97.93% is the change from 242 to 479
Calculation steps:
[( 479 - 242 ) ÷ 242] x 100 = 97.93%
Formula
Percentage change = [(479 - 242) / 242] x 100
Subtract the new number by the original number
479 - 242 = 237
237 ÷ 242 = 0.9793388429752066
0.9793388429752066 x 100 = 97.93%