-86.85% is the change from 213 to 28
Calculation steps:
[( 28 - 213 ) ÷ 213] x 100 = -86.85%
Formula
Percentage change = [(28 - 213) / 213] x 100
Subtract the new number by the original number
28 - 213 = -185
-185 ÷ 213 = -0.8685446009389671
-0.8685446009389671 x 100 = -86.85%