-92.29% is the change from 817 to 63
Calculation steps:
[( 63 - 817 ) ÷ 817] x 100 = -92.29%
Formula
Percentage change = [(63 - 817) / 817] x 100
Subtract the new number by the original number
63 - 817 = -754
-754 ÷ 817 = -0.9228886168910648
-0.9228886168910648 x 100 = -92.29%