-78.21% is the change from 959 to 209
Calculation steps:
[( 209 - 959 ) ÷ 959] x 100 = -78.21%
Formula
Percentage change = [(209 - 959) / 959] x 100
Subtract the new number by the original number
209 - 959 = -750
-750 ÷ 959 = -0.7820646506777894
-0.7820646506777894 x 100 = -78.21%