-89.45% is the change from 218 to 23
Calculation steps:
[( 23 - 218 ) ÷ 218] x 100 = -89.45%
Formula
Percentage change = [(23 - 218) / 218] x 100
Subtract the new number by the original number
23 - 218 = -195
-195 ÷ 218 = -0.8944954128440367
-0.8944954128440367 x 100 = -89.45%