-1.67% is the change from 659 to 648
Calculation steps:
[( 648 - 659 ) ÷ 659] x 100 = -1.67%
Formula
Percentage change = [(648 - 659) / 659] x 100
Subtract the new number by the original number
648 - 659 = -11
-11 ÷ 659 = -0.01669195751138088
-0.01669195751138088 x 100 = -1.67%