-4.91% is the change from 998 to 949
Calculation steps:
[( 949 - 998 ) ÷ 998] x 100 = -4.91%
Formula
Percentage change = [(949 - 998) / 998] x 100
Subtract the new number by the original number
949 - 998 = -49
-49 ÷ 998 = -0.04909819639278557
-0.04909819639278557 x 100 = -4.91%