-89.75% is the change from 693 to 71
Calculation steps:
[( 71 - 693 ) ÷ 693] x 100 = -89.75%
Formula
Percentage change = [(71 - 693) / 693] x 100
Subtract the new number by the original number
71 - 693 = -622
-622 ÷ 693 = -0.8975468975468975
-0.8975468975468975 x 100 = -89.75%