-5.21% is the change from 211 to 200
Calculation steps:
[( 200 - 211 ) ÷ 211] x 100 = -5.21%
Formula
Percentage change = [(200 - 211) / 211] x 100
Subtract the new number by the original number
200 - 211 = -11
-11 ÷ 211 = -0.052132701421800945
-0.052132701421800945 x 100 = -5.21%