-81.11% is the change from 217 to 41
Calculation steps:
[( 41 - 217 ) ÷ 217] x 100 = -81.11%
Formula
Percentage change = [(41 - 217) / 217] x 100
Subtract the new number by the original number
41 - 217 = -176
-176 ÷ 217 = -0.8110599078341014
-0.8110599078341014 x 100 = -81.11%