-19.06% is the change from 383 to 310
Calculation steps:
[( 310 - 383 ) ÷ 383] x 100 = -19.06%
Formula
Percentage change = [(310 - 383) / 383] x 100
Subtract the new number by the original number
310 - 383 = -73
-73 ÷ 383 = -0.1906005221932115
-0.1906005221932115 x 100 = -19.06%