-47.79% is the change from 996 to 520
Calculation steps:
[( 520 - 996 ) ÷ 996] x 100 = -47.79%
Formula
Percentage change = [(520 - 996) / 996] x 100
Subtract the new number by the original number
520 - 996 = -476
-476 ÷ 996 = -0.4779116465863454
-0.4779116465863454 x 100 = -47.79%