-13.36% is the change from 988 to 856
Calculation steps:
[( 856 - 988 ) ÷ 988] x 100 = -13.36%
Formula
Percentage change = [(856 - 988) / 988] x 100
Subtract the new number by the original number
856 - 988 = -132
-132 ÷ 988 = -0.13360323886639677
-0.13360323886639677 x 100 = -13.36%