-32.77% is the change from 827 to 556
Calculation steps:
[( 556 - 827 ) ÷ 827] x 100 = -32.77%
Formula
Percentage change = [(556 - 827) / 827] x 100
Subtract the new number by the original number
556 - 827 = -271
-271 ÷ 827 = -0.32769044740024184
-0.32769044740024184 x 100 = -32.77%