476% is the change from 50 to 288
Calculation steps:
[( 288 - 50 ) ÷ 50] x 100 = 476%
Formula
Percentage change = [(288 - 50) / 50] x 100
Subtract the new number by the original number
288 - 50 = 238
238 ÷ 50 = 4.76
4.76 x 100 = 476%
Example