18.14% is the change from 816 to 964
Calculation steps:
[( 964 - 816 ) ÷ 816] x 100 = 18.14%
Formula
Percentage change = [(964 - 816) / 816] x 100
Subtract the new number by the original number
964 - 816 = 148
148 ÷ 816 = 0.18137254901960784
0.18137254901960784 x 100 = 18.14%