-21.32% is the change from 877 to 690
Calculation steps:
[( 690 - 877 ) ÷ 877] x 100 = -21.32%
Formula
Percentage change = [(690 - 877) / 877] x 100
Subtract the new number by the original number
690 - 877 = -187
-187 ÷ 877 = -0.21322690992018245
-0.21322690992018245 x 100 = -21.32%