-7.67% is the change from 665 to 614
Calculation steps:
[( 614 - 665 ) ÷ 665] x 100 = -7.67%
Formula
Percentage change = [(614 - 665) / 665] x 100
Subtract the new number by the original number
614 - 665 = -51
-51 ÷ 665 = -0.07669172932330827
-0.07669172932330827 x 100 = -7.67%