-85.02% is the change from 227 to 34
Calculation steps:
[( 34 - 227 ) ÷ 227] x 100 = -85.02%
Formula
Percentage change = [(34 - 227) / 227] x 100
Subtract the new number by the original number
34 - 227 = -193
-193 ÷ 227 = -0.8502202643171806
-0.8502202643171806 x 100 = -85.02%