-8.16% is the change from 147 to 135
Calculation steps:
[( 135 - 147 ) ÷ 147] x 100 = -8.16%
Formula
Percentage change = [(135 - 147) / 147] x 100
Subtract the new number by the original number
135 - 147 = -12
-12 ÷ 147 = -0.08163265306122448
-0.08163265306122448 x 100 = -8.16%