-41.75% is the change from 939 to 547
Calculation steps:
[( 547 - 939 ) ÷ 939] x 100 = -41.75%
Formula
Percentage change = [(547 - 939) / 939] x 100
Subtract the new number by the original number
547 - 939 = -392
-392 ÷ 939 = -0.4174653887113951
-0.4174653887113951 x 100 = -41.75%