-72.99% is the change from 822 to 222
Calculation steps:
[( 222 - 822 ) ÷ 822] x 100 = -72.99%
Formula
Percentage change = [(222 - 822) / 822] x 100
Subtract the new number by the original number
222 - 822 = -600
-600 ÷ 822 = -0.7299270072992701
-0.7299270072992701 x 100 = -72.99%