-11.02% is the change from 354 to 315
Calculation steps:
[( 315 - 354 ) ÷ 354] x 100 = -11.02%
Formula
Percentage change = [(315 - 354) / 354] x 100
Subtract the new number by the original number
315 - 354 = -39
-39 ÷ 354 = -0.11016949152542373
-0.11016949152542373 x 100 = -11.02%