-40.98% is the change from 881 to 520
Calculation steps:
[( 520 - 881 ) ÷ 881] x 100 = -40.98%
Formula
Percentage change = [(520 - 881) / 881] x 100
Subtract the new number by the original number
520 - 881 = -361
-361 ÷ 881 = -0.4097616345062429
-0.4097616345062429 x 100 = -40.98%