336.71% is the change from 79 to 345
Calculation steps:
[( 345 - 79 ) ÷ 79] x 100 = 336.71%
Formula
Percentage change = [(345 - 79) / 79] x 100
Subtract the new number by the original number
345 - 79 = 266
266 ÷ 79 = 3.367088607594937
3.367088607594937 x 100 = 336.71%