-45.09% is the change from 998 to 548
Calculation steps:
[( 548 - 998 ) ÷ 998] x 100 = -45.09%
Formula
Percentage change = [(548 - 998) / 998] x 100
Subtract the new number by the original number
548 - 998 = -450
-450 ÷ 998 = -0.45090180360721444
-0.45090180360721444 x 100 = -45.09%