-65.04% is the change from 635 to 222
Calculation steps:
[( 222 - 635 ) ÷ 635] x 100 = -65.04%
Formula
Percentage change = [(222 - 635) / 635] x 100
Subtract the new number by the original number
222 - 635 = -413
-413 ÷ 635 = -0.6503937007874016
-0.6503937007874016 x 100 = -65.04%