-95.43% is the change from 635 to 29
Calculation steps:
[( 29 - 635 ) ÷ 635] x 100 = -95.43%
Formula
Percentage change = [(29 - 635) / 635] x 100
Subtract the new number by the original number
29 - 635 = -606
-606 ÷ 635 = -0.9543307086614173
-0.9543307086614173 x 100 = -95.43%