487.76% is the change from 49 to 288
Calculation steps:
[( 288 - 49 ) ÷ 49] x 100 = 487.76%
Formula
Percentage change = [(288 - 49) / 49] x 100
Subtract the new number by the original number
288 - 49 = 239
239 ÷ 49 = 4.877551020408164
4.877551020408164 x 100 = 487.76%