-13.87% is the change from 375 to 323
Calculation steps:
[( 323 - 375 ) ÷ 375] x 100 = -13.87%
Formula
Percentage change = [(323 - 375) / 375] x 100
Subtract the new number by the original number
323 - 375 = -52
-52 ÷ 375 = -0.13866666666666666
-0.13866666666666666 x 100 = -13.87%