-17.56% is the change from 877 to 723
Calculation steps:
[( 723 - 877 ) ÷ 877] x 100 = -17.56%
Formula
Percentage change = [(723 - 877) / 877] x 100
Subtract the new number by the original number
723 - 877 = -154
-154 ÷ 877 = -0.17559863169897377
-0.17559863169897377 x 100 = -17.56%