-78.32% is the change from 964 to 209
Calculation steps:
[( 209 - 964 ) ÷ 964] x 100 = -78.32%
Formula
Percentage change = [(209 - 964) / 964] x 100
Subtract the new number by the original number
209 - 964 = -755
-755 ÷ 964 = -0.783195020746888
-0.783195020746888 x 100 = -78.32%