248.08% is the change from 287 to 999
Calculation steps:
[( 999 - 287 ) ÷ 287] x 100 = 248.08%
Formula
Percentage change = [(999 - 287) / 287] x 100
Subtract the new number by the original number
999 - 287 = 712
712 ÷ 287 = 2.480836236933798
2.480836236933798 x 100 = 248.08%