-7.69% is the change from 169 to 156
Calculation steps:
[( 156 - 169 ) ÷ 169] x 100 = -7.69%
Formula
Percentage change = [(156 - 169) / 169] x 100
Subtract the new number by the original number
156 - 169 = -13
-13 ÷ 169 = -0.07692307692307693
-0.07692307692307693 x 100 = -7.69%