-70.01% is the change from 827 to 248
Calculation steps:
[( 248 - 827 ) ÷ 827] x 100 = -70.01%
Formula
Percentage change = [(248 - 827) / 827] x 100
Subtract the new number by the original number
248 - 827 = -579
-579 ÷ 827 = -0.7001209189842805
-0.7001209189842805 x 100 = -70.01%