606.42% is the change from 109 to 770
Calculation steps:
[( 770 - 109 ) ÷ 109] x 100 = 606.42%
Formula
Percentage change = [(770 - 109) / 109] x 100
Subtract the new number by the original number
770 - 109 = 661
661 ÷ 109 = 6.064220183486238
6.064220183486238 x 100 = 606.42%