-63.4% is the change from 817 to 299
Calculation steps:
[( 299 - 817 ) ÷ 817] x 100 = -63.4%
Formula
Percentage change = [(299 - 817) / 817] x 100
Subtract the new number by the original number
299 - 817 = -518
-518 ÷ 817 = -0.6340269277845777
-0.6340269277845777 x 100 = -63.4%