219.17% is the change from 240 to 766
Calculation steps:
[( 766 - 240 ) ÷ 240] x 100 = 219.17%
Formula
Percentage change = [(766 - 240) / 240] x 100
Subtract the new number by the original number
766 - 240 = 526
526 ÷ 240 = 2.191666666666667
2.191666666666667 x 100 = 219.17%