-39.52% is the change from 873 to 528
Calculation steps:
[( 528 - 873 ) ÷ 873] x 100 = -39.52%
Formula
Percentage change = [(528 - 873) / 873] x 100
Subtract the new number by the original number
528 - 873 = -345
-345 ÷ 873 = -0.3951890034364261
-0.3951890034364261 x 100 = -39.52%