-88.89% is the change from 693 to 77
Calculation steps:
[( 77 - 693 ) ÷ 693] x 100 = -88.89%
Formula
Percentage change = [(77 - 693) / 693] x 100
Subtract the new number by the original number
77 - 693 = -616
-616 ÷ 693 = -0.8888888888888888
-0.8888888888888888 x 100 = -88.89%