-86.89% is the change from 206 to 27
Calculation steps:
[( 27 - 206 ) ÷ 206] x 100 = -86.89%
Formula
Percentage change = [(27 - 206) / 206] x 100
Subtract the new number by the original number
27 - 206 = -179
-179 ÷ 206 = -0.8689320388349514
-0.8689320388349514 x 100 = -86.89%