6.25% is the change from 720 to 765
Calculation steps:
[( 765 - 720 ) ÷ 720] x 100 = 6.25%
Formula
Percentage change = [(765 - 720) / 720] x 100
Subtract the new number by the original number
765 - 720 = 45
45 ÷ 720 = 0.0625
0.0625 x 100 = 6.25%
Example