0.84% is the change from 715 to 721
Calculation steps:
[( 721 - 715 ) ÷ 715] x 100 = 0.84%
Formula
Percentage change = [(721 - 715) / 715] x 100
Subtract the new number by the original number
721 - 715 = 6
6 ÷ 715 = 0.008391608391608392
0.008391608391608392 x 100 = 0.84%