-52.64% is the change from 834 to 395
Calculation steps:
[( 395 - 834 ) ÷ 834] x 100 = -52.64%
Formula
Percentage change = [(395 - 834) / 834] x 100
Subtract the new number by the original number
395 - 834 = -439
-439 ÷ 834 = -0.526378896882494
-0.526378896882494 x 100 = -52.64%