33.76% is the change from 237 to 317
Calculation steps:
[( 317 - 237 ) ÷ 237] x 100 = 33.76%
Formula
Percentage change = [(317 - 237) / 237] x 100
Subtract the new number by the original number
317 - 237 = 80
80 ÷ 237 = 0.33755274261603374
0.33755274261603374 x 100 = 33.76%