39.71% is the change from 685 to 957
Calculation steps:
[( 957 - 685 ) ÷ 685] x 100 = 39.71%
Formula
Percentage change = [(957 - 685) / 685] x 100
Subtract the new number by the original number
957 - 685 = 272
272 ÷ 685 = 0.3970802919708029
0.3970802919708029 x 100 = 39.71%