-13.71% is the change from 744 to 642
Calculation steps:
[( 642 - 744 ) ÷ 744] x 100 = -13.71%
Formula
Percentage change = [(642 - 744) / 744] x 100
Subtract the new number by the original number
642 - 744 = -102
-102 ÷ 744 = -0.13709677419354838
-0.13709677419354838 x 100 = -13.71%