-71.81% is the change from 486 to 137
Calculation steps:
[( 137 - 486 ) ÷ 486] x 100 = -71.81%
Formula
Percentage change = [(137 - 486) / 486] x 100
Subtract the new number by the original number
137 - 486 = -349
-349 ÷ 486 = -0.7181069958847737
-0.7181069958847737 x 100 = -71.81%