-50.83% is the change from 543 to 267
Calculation steps:
[( 267 - 543 ) ÷ 543] x 100 = -50.83%
Formula
Percentage change = [(267 - 543) / 543] x 100
Subtract the new number by the original number
267 - 543 = -276
-276 ÷ 543 = -0.5082872928176796
-0.5082872928176796 x 100 = -50.83%