17.28% is the change from 816 to 957
Calculation steps:
[( 957 - 816 ) ÷ 816] x 100 = 17.28%
Formula
Percentage change = [(957 - 816) / 816] x 100
Subtract the new number by the original number
957 - 816 = 141
141 ÷ 816 = 0.17279411764705882
0.17279411764705882 x 100 = 17.28%