2.24% is the change from 803 to 821
Calculation steps:
[( 821 - 803 ) ÷ 803] x 100 = 2.24%
Formula
Percentage change = [(821 - 803) / 803] x 100
Subtract the new number by the original number
821 - 803 = 18
18 ÷ 803 = 0.0224159402241594
0.0224159402241594 x 100 = 2.24%