-20.38% is the change from 687 to 547
Calculation steps:
[( 547 - 687 ) ÷ 687] x 100 = -20.38%
Formula
Percentage change = [(547 - 687) / 687] x 100
Subtract the new number by the original number
547 - 687 = -140
-140 ÷ 687 = -0.20378457059679767
-0.20378457059679767 x 100 = -20.38%
Example