270.95% is the change from 210 to 779
Calculation steps:
[( 779 - 210 ) ÷ 210] x 100 = 270.95%
Formula
Percentage change = [(779 - 210) / 210] x 100
Subtract the new number by the original number
779 - 210 = 569
569 ÷ 210 = 2.7095238095238097
2.7095238095238097 x 100 = 270.95%