-70.95% is the change from 964 to 280
Calculation steps:
[( 280 - 964 ) ÷ 964] x 100 = -70.95%
Formula
Percentage change = [(280 - 964) / 964] x 100
Subtract the new number by the original number
280 - 964 = -684
-684 ÷ 964 = -0.7095435684647303
-0.7095435684647303 x 100 = -70.95%