-98.6% is the change from 214 to 3
Calculation steps:
[( 3 - 214 ) ÷ 214] x 100 = -98.6%
Formula
Percentage change = [(3 - 214) / 214] x 100
Subtract the new number by the original number
3 - 214 = -211
-211 ÷ 214 = -0.985981308411215
-0.985981308411215 x 100 = -98.6%