21.66% is the change from 817 to 994
Calculation steps:
[( 994 - 817 ) ÷ 817] x 100 = 21.66%
Formula
Percentage change = [(994 - 817) / 817] x 100
Subtract the new number by the original number
994 - 817 = 177
177 ÷ 817 = 0.21664626682986537
0.21664626682986537 x 100 = 21.66%