-99.05% is the change from 211 to 2
Calculation steps:
[( 2 - 211 ) ÷ 211] x 100 = -99.05%
Formula
Percentage change = [(2 - 211) / 211] x 100
Subtract the new number by the original number
2 - 211 = -209
-209 ÷ 211 = -0.990521327014218
-0.990521327014218 x 100 = -99.05%