-41.72% is the change from 942 to 549
Calculation steps:
[( 549 - 942 ) ÷ 942] x 100 = -41.72%
Formula
Percentage change = [(549 - 942) / 942] x 100
Subtract the new number by the original number
549 - 942 = -393
-393 ÷ 942 = -0.4171974522292994
-0.4171974522292994 x 100 = -41.72%