258.96% is the change from 134 to 481
Calculation steps:
[( 481 - 134 ) ÷ 134] x 100 = 258.96%
Formula
Percentage change = [(481 - 134) / 134] x 100
Subtract the new number by the original number
481 - 134 = 347
347 ÷ 134 = 2.58955223880597
2.58955223880597 x 100 = 258.96%