-7.65% is the change from 719 to 664
Calculation steps:
[( 664 - 719 ) ÷ 719] x 100 = -7.65%
Formula
Percentage change = [(664 - 719) / 719] x 100
Subtract the new number by the original number
664 - 719 = -55
-55 ÷ 719 = -0.07649513212795549
-0.07649513212795549 x 100 = -7.65%