-66.26% is the change from 827 to 279
Calculation steps:
[( 279 - 827 ) ÷ 827] x 100 = -66.26%
Formula
Percentage change = [(279 - 827) / 827] x 100
Subtract the new number by the original number
279 - 827 = -548
-548 ÷ 827 = -0.6626360338573156
-0.6626360338573156 x 100 = -66.26%