-42.99% is the change from 949 to 541
Calculation steps:
[( 541 - 949 ) ÷ 949] x 100 = -42.99%
Formula
Percentage change = [(541 - 949) / 949] x 100
Subtract the new number by the original number
541 - 949 = -408
-408 ÷ 949 = -0.42992623814541625
-0.42992623814541625 x 100 = -42.99%