-30.49% is the change from 633 to 440
Calculation steps:
[( 440 - 633 ) ÷ 633] x 100 = -30.49%
Formula
Percentage change = [(440 - 633) / 633] x 100
Subtract the new number by the original number
440 - 633 = -193
-193 ÷ 633 = -0.3048973143759874
-0.3048973143759874 x 100 = -30.49%