-48.89% is the change from 949 to 485
Calculation steps:
[( 485 - 949 ) ÷ 949] x 100 = -48.89%
Formula
Percentage change = [(485 - 949) / 949] x 100
Subtract the new number by the original number
485 - 949 = -464
-464 ÷ 949 = -0.48893572181243417
-0.48893572181243417 x 100 = -48.89%