-95.21% is the change from 876 to 42
Calculation steps:
[( 42 - 876 ) ÷ 876] x 100 = -95.21%
Formula
Percentage change = [(42 - 876) / 876] x 100
Subtract the new number by the original number
42 - 876 = -834
-834 ÷ 876 = -0.952054794520548
-0.952054794520548 x 100 = -95.21%