-9.67% is the change from 331 to 299
Calculation steps:
[( 299 - 331 ) ÷ 331] x 100 = -9.67%
Formula
Percentage change = [(299 - 331) / 331] x 100
Subtract the new number by the original number
299 - 331 = -32
-32 ÷ 331 = -0.09667673716012085
-0.09667673716012085 x 100 = -9.67%