-6.61% is the change from 817 to 763
Calculation steps:
[( 763 - 817 ) ÷ 817] x 100 = -6.61%
Formula
Percentage change = [(763 - 817) / 817] x 100
Subtract the new number by the original number
763 - 817 = -54
-54 ÷ 817 = -0.06609547123623011
-0.06609547123623011 x 100 = -6.61%