-7% is the change from 786 to 731
Calculation steps:
[( 731 - 786 ) ÷ 786] x 100 = -7%
Formula
Percentage change = [(731 - 786) / 786] x 100
Subtract the new number by the original number
731 - 786 = -55
-55 ÷ 786 = -0.06997455470737914
-0.06997455470737914 x 100 = -7%