-36.45% is the change from 834 to 530
Calculation steps:
[( 530 - 834 ) ÷ 834] x 100 = -36.45%
Formula
Percentage change = [(530 - 834) / 834] x 100
Subtract the new number by the original number
530 - 834 = -304
-304 ÷ 834 = -0.3645083932853717
-0.3645083932853717 x 100 = -36.45%