-61.88% is the change from 223 to 85
Calculation steps:
[( 85 - 223 ) ÷ 223] x 100 = -61.88%
Formula
Percentage change = [(85 - 223) / 223] x 100
Subtract the new number by the original number
85 - 223 = -138
-138 ÷ 223 = -0.6188340807174888
-0.6188340807174888 x 100 = -61.88%