-96.23% is the change from 690 to 26
Calculation steps:
[( 26 - 690 ) ÷ 690] x 100 = -96.23%
Formula
Percentage change = [(26 - 690) / 690] x 100
Subtract the new number by the original number
26 - 690 = -664
-664 ÷ 690 = -0.9623188405797102
-0.9623188405797102 x 100 = -96.23%