-49.01% is the change from 963 to 491
Calculation steps:
[( 491 - 963 ) ÷ 963] x 100 = -49.01%
Formula
Percentage change = [(491 - 963) / 963] x 100
Subtract the new number by the original number
491 - 963 = -472
-472 ÷ 963 = -0.490134994807892
-0.490134994807892 x 100 = -49.01%