-97.87% is the change from 937 to 20
Calculation steps:
[( 20 - 937 ) ÷ 937] x 100 = -97.87%
Formula
Percentage change = [(20 - 937) / 937] x 100
Subtract the new number by the original number
20 - 937 = -917
-917 ÷ 937 = -0.9786552828175027
-0.9786552828175027 x 100 = -97.87%