-34.09% is the change from 833 to 549
Calculation steps:
[( 549 - 833 ) ÷ 833] x 100 = -34.09%
Formula
Percentage change = [(549 - 833) / 833] x 100
Subtract the new number by the original number
549 - 833 = -284
-284 ÷ 833 = -0.34093637454981995
-0.34093637454981995 x 100 = -34.09%