-93.73% is the change from 877 to 55
Calculation steps:
[( 55 - 877 ) ÷ 877] x 100 = -93.73%
Formula
Percentage change = [(55 - 877) / 877] x 100
Subtract the new number by the original number
55 - 877 = -822
-822 ÷ 877 = -0.9372862029646523
-0.9372862029646523 x 100 = -93.73%