-32.91% is the change from 635 to 426
Calculation steps:
[( 426 - 635 ) ÷ 635] x 100 = -32.91%
Formula
Percentage change = [(426 - 635) / 635] x 100
Subtract the new number by the original number
426 - 635 = -209
-209 ÷ 635 = -0.3291338582677165
-0.3291338582677165 x 100 = -32.91%