-17.52% is the change from 371 to 306
Calculation steps:
[( 306 - 371 ) ÷ 371] x 100 = -17.52%
Formula
Percentage change = [(306 - 371) / 371] x 100
Subtract the new number by the original number
306 - 371 = -65
-65 ÷ 371 = -0.1752021563342318
-0.1752021563342318 x 100 = -17.52%