120.63% is the change from 349 to 770
Calculation steps:
[( 770 - 349 ) ÷ 349] x 100 = 120.63%
Formula
Percentage change = [(770 - 349) / 349] x 100
Subtract the new number by the original number
770 - 349 = 421
421 ÷ 349 = 1.2063037249283668
1.2063037249283668 x 100 = 120.63%