17.99% is the change from 817 to 964
Calculation steps:
[( 964 - 817 ) ÷ 817] x 100 = 17.99%
Formula
Percentage change = [(964 - 817) / 817] x 100
Subtract the new number by the original number
964 - 817 = 147
147 ÷ 817 = 0.1799265605875153
0.1799265605875153 x 100 = 17.99%