-89.19% is the change from 731 to 79
Calculation steps:
[( 79 - 731 ) ÷ 731] x 100 = -89.19%
Formula
Percentage change = [(79 - 731) / 731] x 100
Subtract the new number by the original number
79 - 731 = -652
-652 ÷ 731 = -0.8919288645690835
-0.8919288645690835 x 100 = -89.19%