481.63% is the change from 49 to 285
Calculation steps:
[( 285 - 49 ) ÷ 49] x 100 = 481.63%
Formula
Percentage change = [(285 - 49) / 49] x 100
Subtract the new number by the original number
285 - 49 = 236
236 ÷ 49 = 4.816326530612245
4.816326530612245 x 100 = 481.63%