-19.55% is the change from 844 to 679
Calculation steps:
[( 679 - 844 ) ÷ 844] x 100 = -19.55%
Formula
Percentage change = [(679 - 844) / 844] x 100
Subtract the new number by the original number
679 - 844 = -165
-165 ÷ 844 = -0.19549763033175355
-0.19549763033175355 x 100 = -19.55%