-41.2% is the change from 949 to 558
Calculation steps:
[( 558 - 949 ) ÷ 949] x 100 = -41.2%
Formula
Percentage change = [(558 - 949) / 949] x 100
Subtract the new number by the original number
558 - 949 = -391
-391 ÷ 949 = -0.41201264488935724
-0.41201264488935724 x 100 = -41.2%