264.49% is the change from 214 to 780
Calculation steps:
[( 780 - 214 ) ÷ 214] x 100 = 264.49%
Formula
Percentage change = [(780 - 214) / 214] x 100
Subtract the new number by the original number
780 - 214 = 566
566 ÷ 214 = 2.6448598130841123
2.6448598130841123 x 100 = 264.49%