-94.36% is the change from 691 to 39
Calculation steps:
[( 39 - 691 ) ÷ 691] x 100 = -94.36%
Formula
Percentage change = [(39 - 691) / 691] x 100
Subtract the new number by the original number
39 - 691 = -652
-652 ÷ 691 = -0.9435600578871202
-0.9435600578871202 x 100 = -94.36%