88.02% is the change from 242 to 455
Calculation steps:
[( 455 - 242 ) ÷ 242] x 100 = 88.02%
Formula
Percentage change = [(455 - 242) / 242] x 100
Subtract the new number by the original number
455 - 242 = 213
213 ÷ 242 = 0.8801652892561983
0.8801652892561983 x 100 = 88.02%