-29.45% is the change from 635 to 448
Calculation steps:
[( 448 - 635 ) ÷ 635] x 100 = -29.45%
Formula
Percentage change = [(448 - 635) / 635] x 100
Subtract the new number by the original number
448 - 635 = -187
-187 ÷ 635 = -0.29448818897637796
-0.29448818897637796 x 100 = -29.45%