-93.16% is the change from 687 to 47
Calculation steps:
[( 47 - 687 ) ÷ 687] x 100 = -93.16%
Formula
Percentage change = [(47 - 687) / 687] x 100
Subtract the new number by the original number
47 - 687 = -640
-640 ÷ 687 = -0.9315866084425036
-0.9315866084425036 x 100 = -93.16%