-78.85% is the change from 988 to 209
Calculation steps:
[( 209 - 988 ) ÷ 988] x 100 = -78.85%
Formula
Percentage change = [(209 - 988) / 988] x 100
Subtract the new number by the original number
209 - 988 = -779
-779 ÷ 988 = -0.7884615384615384
-0.7884615384615384 x 100 = -78.85%