-93.68% is the change from 997 to 63
Calculation steps:
[( 63 - 997 ) ÷ 997] x 100 = -93.68%
Formula
Percentage change = [(63 - 997) / 997] x 100
Subtract the new number by the original number
63 - 997 = -934
-934 ÷ 997 = -0.9368104312938816
-0.9368104312938816 x 100 = -93.68%