-98.12% is the change from 693 to 13
Calculation steps:
[( 13 - 693 ) ÷ 693] x 100 = -98.12%
Formula
Percentage change = [(13 - 693) / 693] x 100
Subtract the new number by the original number
13 - 693 = -680
-680 ÷ 693 = -0.9812409812409812
-0.9812409812409812 x 100 = -98.12%