-77.46% is the change from 834 to 188
Calculation steps:
[( 188 - 834 ) ÷ 834] x 100 = -77.46%
Formula
Percentage change = [(188 - 834) / 834] x 100
Subtract the new number by the original number
188 - 834 = -646
-646 ÷ 834 = -0.7745803357314148
-0.7745803357314148 x 100 = -77.46%