21.12% is the change from 663 to 803
Calculation steps:
[( 803 - 663 ) ÷ 663] x 100 = 21.12%
Formula
Percentage change = [(803 - 663) / 663] x 100
Subtract the new number by the original number
803 - 663 = 140
140 ÷ 663 = 0.21116138763197587
0.21116138763197587 x 100 = 21.12%