-23.1% is the change from 407 to 313
Calculation steps:
[( 313 - 407 ) ÷ 407] x 100 = -23.1%
Formula
Percentage change = [(313 - 407) / 407] x 100
Subtract the new number by the original number
313 - 407 = -94
-94 ÷ 407 = -0.23095823095823095
-0.23095823095823095 x 100 = -23.1%