-37.84% is the change from 547 to 340
Calculation steps:
[( 340 - 547 ) ÷ 547] x 100 = -37.84%
Formula
Percentage change = [(340 - 547) / 547] x 100
Subtract the new number by the original number
340 - 547 = -207
-207 ÷ 547 = -0.37842778793418647
-0.37842778793418647 x 100 = -37.84%