-4.27% is the change from 633 to 606
Calculation steps:
[( 606 - 633 ) ÷ 633] x 100 = -4.27%
Formula
Percentage change = [(606 - 633) / 633] x 100
Subtract the new number by the original number
606 - 633 = -27
-27 ÷ 633 = -0.04265402843601896
-0.04265402843601896 x 100 = -4.27%