43.42% is the change from 691 to 991
Calculation steps:
[( 991 - 691 ) ÷ 691] x 100 = 43.42%
Formula
Percentage change = [(991 - 691) / 691] x 100
Subtract the new number by the original number
991 - 691 = 300
300 ÷ 691 = 0.4341534008683068
0.4341534008683068 x 100 = 43.42%