2.64% is the change from 721 to 740
Calculation steps:
[( 740 - 721 ) ÷ 721] x 100 = 2.64%
Formula
Percentage change = [(740 - 721) / 721] x 100
Subtract the new number by the original number
740 - 721 = 19
19 ÷ 721 = 0.026352288488210817
0.026352288488210817 x 100 = 2.64%