22.45% is the change from 815 to 998
Calculation steps:
[( 998 - 815 ) ÷ 815] x 100 = 22.45%
Formula
Percentage change = [(998 - 815) / 815] x 100
Subtract the new number by the original number
998 - 815 = 183
183 ÷ 815 = 0.2245398773006135
0.2245398773006135 x 100 = 22.45%