30.08% is the change from 768 to 999
Calculation steps:
[( 999 - 768 ) ÷ 768] x 100 = 30.08%
Formula
Percentage change = [(999 - 768) / 768] x 100
Subtract the new number by the original number
999 - 768 = 231
231 ÷ 768 = 0.30078125
0.30078125 x 100 = 30.08%