-78.39% is the change from 981 to 212
Calculation steps:
[( 212 - 981 ) ÷ 981] x 100 = -78.39%
Formula
Percentage change = [(212 - 981) / 981] x 100
Subtract the new number by the original number
212 - 981 = -769
-769 ÷ 981 = -0.7838939857288482
-0.7838939857288482 x 100 = -78.39%