-7.13% is the change from 547 to 508
Calculation steps:
[( 508 - 547 ) ÷ 547] x 100 = -7.13%
Formula
Percentage change = [(508 - 547) / 547] x 100
Subtract the new number by the original number
508 - 547 = -39
-39 ÷ 547 = -0.0712979890310786
-0.0712979890310786 x 100 = -7.13%