-49.7% is the change from 662 to 333
Calculation steps:
[( 333 - 662 ) ÷ 662] x 100 = -49.7%
Formula
Percentage change = [(333 - 662) / 662] x 100
Subtract the new number by the original number
333 - 662 = -329
-329 ÷ 662 = -0.49697885196374625
-0.49697885196374625 x 100 = -49.7%