3.5% is the change from 715 to 740
Calculation steps:
[( 740 - 715 ) ÷ 715] x 100 = 3.5%
Formula
Percentage change = [(740 - 715) / 715] x 100
Subtract the new number by the original number
740 - 715 = 25
25 ÷ 715 = 0.03496503496503497
0.03496503496503497 x 100 = 3.5%
Example