-95.94% is the change from 690 to 28
Calculation steps:
[( 28 - 690 ) ÷ 690] x 100 = -95.94%
Formula
Percentage change = [(28 - 690) / 690] x 100
Subtract the new number by the original number
28 - 690 = -662
-662 ÷ 690 = -0.9594202898550724
-0.9594202898550724 x 100 = -95.94%