-49.53% is the change from 963 to 486
Calculation steps:
[( 486 - 963 ) ÷ 963] x 100 = -49.53%
Formula
Percentage change = [(486 - 963) / 963] x 100
Subtract the new number by the original number
486 - 963 = -477
-477 ÷ 963 = -0.4953271028037383
-0.4953271028037383 x 100 = -49.53%