-23.72% is the change from 877 to 669
Calculation steps:
[( 669 - 877 ) ÷ 877] x 100 = -23.72%
Formula
Percentage change = [(669 - 877) / 877] x 100
Subtract the new number by the original number
669 - 877 = -208
-208 ÷ 877 = -0.23717217787913342
-0.23717217787913342 x 100 = -23.72%