-49.9% is the change from 956 to 479
Calculation steps:
[( 479 - 956 ) ÷ 956] x 100 = -49.9%
Formula
Percentage change = [(479 - 956) / 956] x 100
Subtract the new number by the original number
479 - 956 = -477
-477 ÷ 956 = -0.4989539748953975
-0.4989539748953975 x 100 = -49.9%