-23.13% is the change from 415 to 319
Calculation steps:
[( 319 - 415 ) ÷ 415] x 100 = -23.13%
Formula
Percentage change = [(319 - 415) / 415] x 100
Subtract the new number by the original number
319 - 415 = -96
-96 ÷ 415 = -0.23132530120481928
-0.23132530120481928 x 100 = -23.13%