-49.9% is the change from 964 to 483
Calculation steps:
[( 483 - 964 ) ÷ 964] x 100 = -49.9%
Formula
Percentage change = [(483 - 964) / 964] x 100
Subtract the new number by the original number
483 - 964 = -481
-481 ÷ 964 = -0.49896265560165975
-0.49896265560165975 x 100 = -49.9%