-0.22% is the change from 901 to 899
Calculation steps:
[( 899 - 901 ) ÷ 901] x 100 = -0.22%
Formula
Percentage change = [(899 - 901) / 901] x 100
Subtract the new number by the original number
899 - 901 = -2
-2 ÷ 901 = -0.0022197558268590455
-0.0022197558268590455 x 100 = -0.22%