254.78% is the change from 115 to 408
Calculation steps:
[( 408 - 115 ) ÷ 115] x 100 = 254.78%
Formula
Percentage change = [(408 - 115) / 115] x 100
Subtract the new number by the original number
408 - 115 = 293
293 ÷ 115 = 2.5478260869565217
2.5478260869565217 x 100 = 254.78%