-17.33% is the change from 375 to 310
Calculation steps:
[( 310 - 375 ) ÷ 375] x 100 = -17.33%
Formula
Percentage change = [(310 - 375) / 375] x 100
Subtract the new number by the original number
310 - 375 = -65
-65 ÷ 375 = -0.17333333333333334
-0.17333333333333334 x 100 = -17.33%