3.61% is the change from 721 to 747
Calculation steps:
[( 747 - 721 ) ÷ 721] x 100 = 3.61%
Formula
Percentage change = [(747 - 721) / 721] x 100
Subtract the new number by the original number
747 - 721 = 26
26 ÷ 721 = 0.036061026352288486
0.036061026352288486 x 100 = 3.61%