23.72% is the change from 662 to 819
Calculation steps:
[( 819 - 662 ) ÷ 662] x 100 = 23.72%
Formula
Percentage change = [(819 - 662) / 662] x 100
Subtract the new number by the original number
819 - 662 = 157
157 ÷ 662 = 0.23716012084592145
0.23716012084592145 x 100 = 23.72%