-56.13% is the change from 506 to 222
Calculation steps:
[( 222 - 506 ) ÷ 506] x 100 = -56.13%
Formula
Percentage change = [(222 - 506) / 506] x 100
Subtract the new number by the original number
222 - 506 = -284
-284 ÷ 506 = -0.5612648221343873
-0.5612648221343873 x 100 = -56.13%