17.08% is the change from 720 to 843
Calculation steps:
[( 843 - 720 ) ÷ 720] x 100 = 17.08%
Formula
Percentage change = [(843 - 720) / 720] x 100
Subtract the new number by the original number
843 - 720 = 123
123 ÷ 720 = 0.17083333333333334
0.17083333333333334 x 100 = 17.08%