-61.97% is the change from 844 to 321
Calculation steps:
[( 321 - 844 ) ÷ 844] x 100 = -61.97%
Formula
Percentage change = [(321 - 844) / 844] x 100
Subtract the new number by the original number
321 - 844 = -523
-523 ÷ 844 = -0.6196682464454977
-0.6196682464454977 x 100 = -61.97%