-59.3% is the change from 833 to 339
Calculation steps:
[( 339 - 833 ) ÷ 833] x 100 = -59.3%
Formula
Percentage change = [(339 - 833) / 833] x 100
Subtract the new number by the original number
339 - 833 = -494
-494 ÷ 833 = -0.5930372148859544
-0.5930372148859544 x 100 = -59.3%