-98.11% is the change from 792 to 15
Calculation steps:
[( 15 - 792 ) ÷ 792] x 100 = -98.11%
Formula
Percentage change = [(15 - 792) / 792] x 100
Subtract the new number by the original number
15 - 792 = -777
-777 ÷ 792 = -0.9810606060606061
-0.9810606060606061 x 100 = -98.11%