-57.35% is the change from 211 to 90
Calculation steps:
[( 90 - 211 ) ÷ 211] x 100 = -57.35%
Formula
Percentage change = [(90 - 211) / 211] x 100
Subtract the new number by the original number
90 - 211 = -121
-121 ÷ 211 = -0.5734597156398105
-0.5734597156398105 x 100 = -57.35%