318% is the change from 100 to 418
Calculation steps:
[( 418 - 100 ) ÷ 100] x 100 = 318%
Formula
Percentage change = [(418 - 100) / 100] x 100
Subtract the new number by the original number
418 - 100 = 318
318 ÷ 100 = 3.18
3.18 x 100 = 318%
Example