272.76% is the change from 268 to 999
Calculation steps:
[( 999 - 268 ) ÷ 268] x 100 = 272.76%
Formula
Percentage change = [(999 - 268) / 268] x 100
Subtract the new number by the original number
999 - 268 = 731
731 ÷ 268 = 2.7276119402985075
2.7276119402985075 x 100 = 272.76%