-80.41% is the change from 837 to 164
Calculation steps:
[( 164 - 837 ) ÷ 837] x 100 = -80.41%
Formula
Percentage change = [(164 - 837) / 837] x 100
Subtract the new number by the original number
164 - 837 = -673
-673 ÷ 837 = -0.8040621266427718
-0.8040621266427718 x 100 = -80.41%