-98.11% is the change from 212 to 4
Calculation steps:
[( 4 - 212 ) ÷ 212] x 100 = -98.11%
Formula
Percentage change = [(4 - 212) / 212] x 100
Subtract the new number by the original number
4 - 212 = -208
-208 ÷ 212 = -0.9811320754716981
-0.9811320754716981 x 100 = -98.11%