271.38% is the change from 269 to 999
Calculation steps:
[( 999 - 269 ) ÷ 269] x 100 = 271.38%
Formula
Percentage change = [(999 - 269) / 269] x 100
Subtract the new number by the original number
999 - 269 = 730
730 ÷ 269 = 2.7137546468401488
2.7137546468401488 x 100 = 271.38%