-20.12% is the change from 169 to 135
Calculation steps:
[( 135 - 169 ) ÷ 169] x 100 = -20.12%
Formula
Percentage change = [(135 - 169) / 169] x 100
Subtract the new number by the original number
135 - 169 = -34
-34 ÷ 169 = -0.20118343195266272
-0.20118343195266272 x 100 = -20.12%