-89.81% is the change from 216 to 22
Calculation steps:
[( 22 - 216 ) ÷ 216] x 100 = -89.81%
Formula
Percentage change = [(22 - 216) / 216] x 100
Subtract the new number by the original number
22 - 216 = -194
-194 ÷ 216 = -0.8981481481481481
-0.8981481481481481 x 100 = -89.81%