3.2% is the change from 750 to 774
Calculation steps:
[( 774 - 750 ) ÷ 750] x 100 = 3.2%
Formula
Percentage change = [(774 - 750) / 750] x 100
Subtract the new number by the original number
774 - 750 = 24
24 ÷ 750 = 0.032
0.032 x 100 = 3.2%
Example