284.92% is the change from 199 to 766
Calculation steps:
[( 766 - 199 ) ÷ 199] x 100 = 284.92%
Formula
Percentage change = [(766 - 199) / 199] x 100
Subtract the new number by the original number
766 - 199 = 567
567 ÷ 199 = 2.849246231155779
2.849246231155779 x 100 = 284.92%