-43.46% is the change from 543 to 307
Calculation steps:
[( 307 - 543 ) ÷ 543] x 100 = -43.46%
Formula
Percentage change = [(307 - 543) / 543] x 100
Subtract the new number by the original number
307 - 543 = -236
-236 ÷ 543 = -0.43462246777163904
-0.43462246777163904 x 100 = -43.46%