-8.93% is the change from 347 to 316
Calculation steps:
[( 316 - 347 ) ÷ 347] x 100 = -8.93%
Formula
Percentage change = [(316 - 347) / 347] x 100
Subtract the new number by the original number
316 - 347 = -31
-31 ÷ 347 = -0.0893371757925072
-0.0893371757925072 x 100 = -8.93%