-7.67% is the change from 717 to 662
Calculation steps:
[( 662 - 717 ) ÷ 717] x 100 = -7.67%
Formula
Percentage change = [(662 - 717) / 717] x 100
Subtract the new number by the original number
662 - 717 = -55
-55 ÷ 717 = -0.07670850767085077
-0.07670850767085077 x 100 = -7.67%