297.61% is the change from 251 to 998
Calculation steps:
[( 998 - 251 ) ÷ 251] x 100 = 297.61%
Formula
Percentage change = [(998 - 251) / 251] x 100
Subtract the new number by the original number
998 - 251 = 747
747 ÷ 251 = 2.9760956175298805
2.9760956175298805 x 100 = 297.61%