-3.36% is the change from 655 to 633
Calculation steps:
[( 633 - 655 ) ÷ 655] x 100 = -3.36%
Formula
Percentage change = [(633 - 655) / 655] x 100
Subtract the new number by the original number
633 - 655 = -22
-22 ÷ 655 = -0.03358778625954199
-0.03358778625954199 x 100 = -3.36%