-49.27% is the change from 964 to 489
Calculation steps:
[( 489 - 964 ) ÷ 964] x 100 = -49.27%
Formula
Percentage change = [(489 - 964) / 964] x 100
Subtract the new number by the original number
489 - 964 = -475
-475 ÷ 964 = -0.4927385892116183
-0.4927385892116183 x 100 = -49.27%