-15.18% is the change from 817 to 693
Calculation steps:
[( 693 - 817 ) ÷ 817] x 100 = -15.18%
Formula
Percentage change = [(693 - 817) / 817] x 100
Subtract the new number by the original number
693 - 817 = -124
-124 ÷ 817 = -0.15177478580171358
-0.15177478580171358 x 100 = -15.18%