31.96% is the change from 657 to 867
Calculation steps:
[( 867 - 657 ) ÷ 657] x 100 = 31.96%
Formula
Percentage change = [(867 - 657) / 657] x 100
Subtract the new number by the original number
867 - 657 = 210
210 ÷ 657 = 0.319634703196347
0.319634703196347 x 100 = 31.96%