-9.45% is the change from 127 to 115
Calculation steps:
[( 115 - 127 ) ÷ 127] x 100 = -9.45%
Formula
Percentage change = [(115 - 127) / 127] x 100
Subtract the new number by the original number
115 - 127 = -12
-12 ÷ 127 = -0.09448818897637795
-0.09448818897637795 x 100 = -9.45%