-10.58% is the change from 718 to 642
Calculation steps:
[( 642 - 718 ) ÷ 718] x 100 = -10.58%
Formula
Percentage change = [(642 - 718) / 718] x 100
Subtract the new number by the original number
642 - 718 = -76
-76 ÷ 718 = -0.10584958217270195
-0.10584958217270195 x 100 = -10.58%