-11.2% is the change from 661 to 587
Calculation steps:
[( 587 - 661 ) ÷ 661] x 100 = -11.2%
Formula
Percentage change = [(587 - 661) / 661] x 100
Subtract the new number by the original number
587 - 661 = -74
-74 ÷ 661 = -0.11195158850226929
-0.11195158850226929 x 100 = -11.2%