-63.77% is the change from 817 to 296
Calculation steps:
[( 296 - 817 ) ÷ 817] x 100 = -63.77%
Formula
Percentage change = [(296 - 817) / 817] x 100
Subtract the new number by the original number
296 - 817 = -521
-521 ÷ 817 = -0.6376988984088128
-0.6376988984088128 x 100 = -63.77%