-84.4% is the change from 218 to 34
Calculation steps:
[( 34 - 218 ) ÷ 218] x 100 = -84.4%
Formula
Percentage change = [(34 - 218) / 218] x 100
Subtract the new number by the original number
34 - 218 = -184
-184 ÷ 218 = -0.8440366972477065
-0.8440366972477065 x 100 = -84.4%