-88.47% is the change from 633 to 73
Calculation steps:
[( 73 - 633 ) ÷ 633] x 100 = -88.47%
Formula
Percentage change = [(73 - 633) / 633] x 100
Subtract the new number by the original number
73 - 633 = -560
-560 ÷ 633 = -0.8846761453396524
-0.8846761453396524 x 100 = -88.47%