155.88% is the change from 306 to 783
Calculation steps:
[( 783 - 306 ) ÷ 306] x 100 = 155.88%
Formula
Percentage change = [(783 - 306) / 306] x 100
Subtract the new number by the original number
783 - 306 = 477
477 ÷ 306 = 1.5588235294117647
1.5588235294117647 x 100 = 155.88%