-15.28% is the change from 759 to 643
Calculation steps:
[( 643 - 759 ) ÷ 759] x 100 = -15.28%
Formula
Percentage change = [(643 - 759) / 759] x 100
Subtract the new number by the original number
643 - 759 = -116
-116 ÷ 759 = -0.152832674571805
-0.152832674571805 x 100 = -15.28%