-45.39% is the change from 998 to 545
Calculation steps:
[( 545 - 998 ) ÷ 998] x 100 = -45.39%
Formula
Percentage change = [(545 - 998) / 998] x 100
Subtract the new number by the original number
545 - 998 = -453
-453 ÷ 998 = -0.45390781563126253
-0.45390781563126253 x 100 = -45.39%