-7.13% is the change from 631 to 586
Calculation steps:
[( 586 - 631 ) ÷ 631] x 100 = -7.13%
Formula
Percentage change = [(586 - 631) / 631] x 100
Subtract the new number by the original number
586 - 631 = -45
-45 ÷ 631 = -0.07131537242472266
-0.07131537242472266 x 100 = -7.13%