21.48% is the change from 661 to 803
Calculation steps:
[( 803 - 661 ) ÷ 661] x 100 = 21.48%
Formula
Percentage change = [(803 - 661) / 661] x 100
Subtract the new number by the original number
803 - 661 = 142
142 ÷ 661 = 0.21482602118003025
0.21482602118003025 x 100 = 21.48%