-12.13% is the change from 734 to 645
Calculation steps:
[( 645 - 734 ) ÷ 734] x 100 = -12.13%
Formula
Percentage change = [(645 - 734) / 734] x 100
Subtract the new number by the original number
645 - 734 = -89
-89 ÷ 734 = -0.12125340599455041
-0.12125340599455041 x 100 = -12.13%