-8.4% is the change from 357 to 327
Calculation steps:
[( 327 - 357 ) ÷ 357] x 100 = -8.4%
Formula
Percentage change = [(327 - 357) / 357] x 100
Subtract the new number by the original number
327 - 357 = -30
-30 ÷ 357 = -0.08403361344537816
-0.08403361344537816 x 100 = -8.4%