385.86% is the change from 99 to 481
Calculation steps:
[( 481 - 99 ) ÷ 99] x 100 = 385.86%
Formula
Percentage change = [(481 - 99) / 99] x 100
Subtract the new number by the original number
481 - 99 = 382
382 ÷ 99 = 3.8585858585858586
3.8585858585858586 x 100 = 385.86%