-41.54% is the change from 833 to 487
Calculation steps:
[( 487 - 833 ) ÷ 833] x 100 = -41.54%
Formula
Percentage change = [(487 - 833) / 833] x 100
Subtract the new number by the original number
487 - 833 = -346
-346 ÷ 833 = -0.41536614645858344
-0.41536614645858344 x 100 = -41.54%