-89.61% is the change from 847 to 88
Calculation steps:
[( 88 - 847 ) ÷ 847] x 100 = -89.61%
Formula
Percentage change = [(88 - 847) / 847] x 100
Subtract the new number by the original number
88 - 847 = -759
-759 ÷ 847 = -0.8961038961038961
-0.8961038961038961 x 100 = -89.61%