-31.02% is the change from 693 to 478
Calculation steps:
[( 478 - 693 ) ÷ 693] x 100 = -31.02%
Formula
Percentage change = [(478 - 693) / 693] x 100
Subtract the new number by the original number
478 - 693 = -215
-215 ÷ 693 = -0.31024531024531027
-0.31024531024531027 x 100 = -31.02%
Example