-35.25% is the change from 834 to 540
Calculation steps:
[( 540 - 834 ) ÷ 834] x 100 = -35.25%
Formula
Percentage change = [(540 - 834) / 834] x 100
Subtract the new number by the original number
540 - 834 = -294
-294 ÷ 834 = -0.35251798561151076
-0.35251798561151076 x 100 = -35.25%