-78.9% is the change from 834 to 176
Calculation steps:
[( 176 - 834 ) ÷ 834] x 100 = -78.9%
Formula
Percentage change = [(176 - 834) / 834] x 100
Subtract the new number by the original number
176 - 834 = -658
-658 ÷ 834 = -0.7889688249400479
-0.7889688249400479 x 100 = -78.9%