-94.51% is the change from 637 to 35
Calculation steps:
[( 35 - 637 ) ÷ 637] x 100 = -94.51%
Formula
Percentage change = [(35 - 637) / 637] x 100
Subtract the new number by the original number
35 - 637 = -602
-602 ÷ 637 = -0.945054945054945
-0.945054945054945 x 100 = -94.51%