19.21% is the change from 661 to 788
Calculation steps:
[( 788 - 661 ) ÷ 661] x 100 = 19.21%
Formula
Percentage change = [(788 - 661) / 661] x 100
Subtract the new number by the original number
788 - 661 = 127
127 ÷ 661 = 0.19213313161875945
0.19213313161875945 x 100 = 19.21%