-57.62% is the change from 998 to 423
Calculation steps:
[( 423 - 998 ) ÷ 998] x 100 = -57.62%
Formula
Percentage change = [(423 - 998) / 998] x 100
Subtract the new number by the original number
423 - 998 = -575
-575 ÷ 998 = -0.5761523046092184
-0.5761523046092184 x 100 = -57.62%