-3.6% is the change from 834 to 804
Calculation steps:
[( 804 - 834 ) ÷ 834] x 100 = -3.6%
Formula
Percentage change = [(804 - 834) / 834] x 100
Subtract the new number by the original number
804 - 834 = -30
-30 ÷ 834 = -0.03597122302158273
-0.03597122302158273 x 100 = -3.6%