-97.76% is the change from 893 to 20
Calculation steps:
[( 20 - 893 ) ÷ 893] x 100 = -97.76%
Formula
Percentage change = [(20 - 893) / 893] x 100
Subtract the new number by the original number
20 - 893 = -873
-873 ÷ 893 = -0.9776035834266518
-0.9776035834266518 x 100 = -97.76%