-90.8% is the change from 696 to 64
Calculation steps:
[( 64 - 696 ) ÷ 696] x 100 = -90.8%
Formula
Percentage change = [(64 - 696) / 696] x 100
Subtract the new number by the original number
64 - 696 = -632
-632 ÷ 696 = -0.9080459770114943
-0.9080459770114943 x 100 = -90.8%