-0.61% is the change from 326 to 324
Calculation steps:
[( 324 - 326 ) ÷ 326] x 100 = -0.61%
Formula
Percentage change = [(324 - 326) / 326] x 100
Subtract the new number by the original number
324 - 326 = -2
-2 ÷ 326 = -0.006134969325153374
-0.006134969325153374 x 100 = -0.61%