-1.54% is the change from 324 to 319
Calculation steps:
[( 319 - 324 ) ÷ 324] x 100 = -1.54%
Formula
Percentage change = [(319 - 324) / 324] x 100
Subtract the new number by the original number
319 - 324 = -5
-5 ÷ 324 = -0.015432098765432098
-0.015432098765432098 x 100 = -1.54%