-92.14% is the change from 280 to 22
Calculation steps:
[( 22 - 280 ) ÷ 280] x 100 = -92.14%
Formula
Percentage change = [(22 - 280) / 280] x 100
Subtract the new number by the original number
22 - 280 = -258
-258 ÷ 280 = -0.9214285714285714
-0.9214285714285714 x 100 = -92.14%