7.83% is the change from 919 to 991
Calculation steps:
[( 991 - 919 ) ÷ 919] x 100 = 7.83%
Formula
Percentage change = [(991 - 919) / 919] x 100
Subtract the new number by the original number
991 - 919 = 72
72 ÷ 919 = 0.07834602829162132
0.07834602829162132 x 100 = 7.83%