-12.87% is the change from 738 to 643
Calculation steps:
[( 643 - 738 ) ÷ 738] x 100 = -12.87%
Formula
Percentage change = [(643 - 738) / 738] x 100
Subtract the new number by the original number
643 - 738 = -95
-95 ÷ 738 = -0.12872628726287264
-0.12872628726287264 x 100 = -12.87%