-8.9% is the change from 146 to 133
Calculation steps:
[( 133 - 146 ) ÷ 146] x 100 = -8.9%
Formula
Percentage change = [(133 - 146) / 146] x 100
Subtract the new number by the original number
133 - 146 = -13
-13 ÷ 146 = -0.08904109589041095
-0.08904109589041095 x 100 = -8.9%