-34.31% is the change from 822 to 540
Calculation steps:
[( 540 - 822 ) ÷ 822] x 100 = -34.31%
Formula
Percentage change = [(540 - 822) / 822] x 100
Subtract the new number by the original number
540 - 822 = -282
-282 ÷ 822 = -0.34306569343065696
-0.34306569343065696 x 100 = -34.31%