26.45% is the change from 242 to 306
Calculation steps:
[( 306 - 242 ) ÷ 242] x 100 = 26.45%
Formula
Percentage change = [(306 - 242) / 242] x 100
Subtract the new number by the original number
306 - 242 = 64
64 ÷ 242 = 0.2644628099173554
0.2644628099173554 x 100 = 26.45%