-70.37% is the change from 827 to 245
Calculation steps:
[( 245 - 827 ) ÷ 827] x 100 = -70.37%
Formula
Percentage change = [(245 - 827) / 827] x 100
Subtract the new number by the original number
245 - 827 = -582
-582 ÷ 827 = -0.7037484885126964
-0.7037484885126964 x 100 = -70.37%