-93.64% is the change from 220 to 14
Calculation steps:
[( 14 - 220 ) ÷ 220] x 100 = -93.64%
Formula
Percentage change = [(14 - 220) / 220] x 100
Subtract the new number by the original number
14 - 220 = -206
-206 ÷ 220 = -0.9363636363636364
-0.9363636363636364 x 100 = -93.64%