-54.31% is the change from 998 to 456
Calculation steps:
[( 456 - 998 ) ÷ 998] x 100 = -54.31%
Formula
Percentage change = [(456 - 998) / 998] x 100
Subtract the new number by the original number
456 - 998 = -542
-542 ÷ 998 = -0.5430861723446894
-0.5430861723446894 x 100 = -54.31%