302.53% is the change from 79 to 318
Calculation steps:
[( 318 - 79 ) ÷ 79] x 100 = 302.53%
Formula
Percentage change = [(318 - 79) / 79] x 100
Subtract the new number by the original number
318 - 79 = 239
239 ÷ 79 = 3.0253164556962027
3.0253164556962027 x 100 = 302.53%