69.08% is the change from 566 to 957
Calculation steps:
[( 957 - 566 ) ÷ 566] x 100 = 69.08%
Formula
Percentage change = [(957 - 566) / 566] x 100
Subtract the new number by the original number
957 - 566 = 391
391 ÷ 566 = 0.6908127208480566
0.6908127208480566 x 100 = 69.08%