17.75% is the change from 721 to 849
Calculation steps:
[( 849 - 721 ) ÷ 721] x 100 = 17.75%
Formula
Percentage change = [(849 - 721) / 721] x 100
Subtract the new number by the original number
849 - 721 = 128
128 ÷ 721 = 0.17753120665742025
0.17753120665742025 x 100 = 17.75%