-45.14% is the change from 988 to 542
Calculation steps:
[( 542 - 988 ) ÷ 988] x 100 = -45.14%
Formula
Percentage change = [(542 - 988) / 988] x 100
Subtract the new number by the original number
542 - 988 = -446
-446 ÷ 988 = -0.451417004048583
-0.451417004048583 x 100 = -45.14%