38.49% is the change from 691 to 957
Calculation steps:
[( 957 - 691 ) ÷ 691] x 100 = 38.49%
Formula
Percentage change = [(957 - 691) / 691] x 100
Subtract the new number by the original number
957 - 691 = 266
266 ÷ 691 = 0.3849493487698987
0.3849493487698987 x 100 = 38.49%