9.33% is the change from 857 to 937
Calculation steps:
[( 937 - 857 ) ÷ 857] x 100 = 9.33%
Formula
Percentage change = [(937 - 857) / 857] x 100
Subtract the new number by the original number
937 - 857 = 80
80 ÷ 857 = 0.09334889148191365
0.09334889148191365 x 100 = 9.33%