17.86% is the change from 812 to 957
Calculation steps:
[( 957 - 812 ) ÷ 812] x 100 = 17.86%
Formula
Percentage change = [(957 - 812) / 812] x 100
Subtract the new number by the original number
957 - 812 = 145
145 ÷ 812 = 0.17857142857142858
0.17857142857142858 x 100 = 17.86%