-45.73% is the change from 597 to 324
Calculation steps:
[( 324 - 597 ) ÷ 597] x 100 = -45.73%
Formula
Percentage change = [(324 - 597) / 597] x 100
Subtract the new number by the original number
324 - 597 = -273
-273 ÷ 597 = -0.457286432160804
-0.457286432160804 x 100 = -45.73%