-54.17% is the change from 635 to 291
Calculation steps:
[( 291 - 635 ) ÷ 635] x 100 = -54.17%
Formula
Percentage change = [(291 - 635) / 635] x 100
Subtract the new number by the original number
291 - 635 = -344
-344 ÷ 635 = -0.5417322834645669
-0.5417322834645669 x 100 = -54.17%