-45.47% is the change from 994 to 542
Calculation steps:
[( 542 - 994 ) ÷ 994] x 100 = -45.47%
Formula
Percentage change = [(542 - 994) / 994] x 100
Subtract the new number by the original number
542 - 994 = -452
-452 ÷ 994 = -0.45472837022132795
-0.45472837022132795 x 100 = -45.47%