-27.63% is the change from 876 to 634
Calculation steps:
[( 634 - 876 ) ÷ 876] x 100 = -27.63%
Formula
Percentage change = [(634 - 876) / 876] x 100
Subtract the new number by the original number
634 - 876 = -242
-242 ÷ 876 = -0.2762557077625571
-0.2762557077625571 x 100 = -27.63%