-96.07% is the change from 662 to 26
Calculation steps:
[( 26 - 662 ) ÷ 662] x 100 = -96.07%
Formula
Percentage change = [(26 - 662) / 662] x 100
Subtract the new number by the original number
26 - 662 = -636
-636 ÷ 662 = -0.9607250755287009
-0.9607250755287009 x 100 = -96.07%