-73.95% is the change from 837 to 218
Calculation steps:
[( 218 - 837 ) ÷ 837] x 100 = -73.95%
Formula
Percentage change = [(218 - 837) / 837] x 100
Subtract the new number by the original number
218 - 837 = -619
-619 ÷ 837 = -0.7395459976105138
-0.7395459976105138 x 100 = -73.95%