-54.64% is the change from 280 to 127
Calculation steps:
[( 127 - 280 ) ÷ 280] x 100 = -54.64%
Formula
Percentage change = [(127 - 280) / 280] x 100
Subtract the new number by the original number
127 - 280 = -153
-153 ÷ 280 = -0.5464285714285714
-0.5464285714285714 x 100 = -54.64%