-0.79% is the change from 127 to 126
Calculation steps:
[( 126 - 127 ) ÷ 127] x 100 = -0.79%
Formula
Percentage change = [(126 - 127) / 127] x 100
Subtract the new number by the original number
126 - 127 = -1
-1 ÷ 127 = -0.007874015748031496
-0.007874015748031496 x 100 = -0.79%