6.64% is the change from 843 to 899
Calculation steps:
[( 899 - 843 ) ÷ 843] x 100 = 6.64%
Formula
Percentage change = [(899 - 843) / 843] x 100
Subtract the new number by the original number
899 - 843 = 56
56 ÷ 843 = 0.066429418742586
0.066429418742586 x 100 = 6.64%