-31.13% is the change from 877 to 604
Calculation steps:
[( 604 - 877 ) ÷ 877] x 100 = -31.13%
Formula
Percentage change = [(604 - 877) / 877] x 100
Subtract the new number by the original number
604 - 877 = -273
-273 ÷ 877 = -0.3112884834663626
-0.3112884834663626 x 100 = -31.13%