21.42% is the change from 663 to 805
Calculation steps:
[( 805 - 663 ) ÷ 663] x 100 = 21.42%
Formula
Percentage change = [(805 - 663) / 663] x 100
Subtract the new number by the original number
805 - 663 = 142
142 ÷ 663 = 0.21417797888386123
0.21417797888386123 x 100 = 21.42%