-6.47% is the change from 139 to 130
Calculation steps:
[( 130 - 139 ) ÷ 139] x 100 = -6.47%
Formula
Percentage change = [(130 - 139) / 139] x 100
Subtract the new number by the original number
130 - 139 = -9
-9 ÷ 139 = -0.06474820143884892
-0.06474820143884892 x 100 = -6.47%