-8.38% is the change from 370 to 339
Calculation steps:
[( 339 - 370 ) ÷ 370] x 100 = -8.38%
Formula
Percentage change = [(339 - 370) / 370] x 100
Subtract the new number by the original number
339 - 370 = -31
-31 ÷ 370 = -0.08378378378378379
-0.08378378378378379 x 100 = -8.38%