-9.26% is the change from 605 to 549
Calculation steps:
[( 549 - 605 ) ÷ 605] x 100 = -9.26%
Formula
Percentage change = [(549 - 605) / 605] x 100
Subtract the new number by the original number
549 - 605 = -56
-56 ÷ 605 = -0.09256198347107437
-0.09256198347107437 x 100 = -9.26%