-11.85% is the change from 734 to 647
Calculation steps:
[( 647 - 734 ) ÷ 734] x 100 = -11.85%
Formula
Percentage change = [(647 - 734) / 734] x 100
Subtract the new number by the original number
647 - 734 = -87
-87 ÷ 734 = -0.11852861035422343
-0.11852861035422343 x 100 = -11.85%