-40.77% is the change from 547 to 324
Calculation steps:
[( 324 - 547 ) ÷ 547] x 100 = -40.77%
Formula
Percentage change = [(324 - 547) / 547] x 100
Subtract the new number by the original number
324 - 547 = -223
-223 ÷ 547 = -0.4076782449725777
-0.4076782449725777 x 100 = -40.77%