-18.18% is the change from 374 to 306
Calculation steps:
[( 306 - 374 ) ÷ 374] x 100 = -18.18%
Formula
Percentage change = [(306 - 374) / 374] x 100
Subtract the new number by the original number
306 - 374 = -68
-68 ÷ 374 = -0.18181818181818182
-0.18181818181818182 x 100 = -18.18%