-97.51% is the change from 281 to 7
Calculation steps:
[( 7 - 281 ) ÷ 281] x 100 = -97.51%
Formula
Percentage change = [(7 - 281) / 281] x 100
Subtract the new number by the original number
7 - 281 = -274
-274 ÷ 281 = -0.9750889679715302
-0.9750889679715302 x 100 = -97.51%