-7.23% is the change from 415 to 385
Calculation steps:
[( 385 - 415 ) ÷ 415] x 100 = -7.23%
Formula
Percentage change = [(385 - 415) / 415] x 100
Subtract the new number by the original number
385 - 415 = -30
-30 ÷ 415 = -0.07228915662650602
-0.07228915662650602 x 100 = -7.23%