329.73% is the change from 74 to 318
Calculation steps:
[( 318 - 74 ) ÷ 74] x 100 = 329.73%
Formula
Percentage change = [(318 - 74) / 74] x 100
Subtract the new number by the original number
318 - 74 = 244
244 ÷ 74 = 3.2972972972972974
3.2972972972972974 x 100 = 329.73%