-78.9% is the change from 891 to 188
Calculation steps:
[( 188 - 891 ) ÷ 891] x 100 = -78.9%
Formula
Percentage change = [(188 - 891) / 891] x 100
Subtract the new number by the original number
188 - 891 = -703
-703 ÷ 891 = -0.7890011223344556
-0.7890011223344556 x 100 = -78.9%