304.13% is the change from 242 to 978
Calculation steps:
[( 978 - 242 ) ÷ 242] x 100 = 304.13%
Formula
Percentage change = [(978 - 242) / 242] x 100
Subtract the new number by the original number
978 - 242 = 736
736 ÷ 242 = 3.041322314049587
3.041322314049587 x 100 = 304.13%