-34.08% is the change from 845 to 557
Calculation steps:
[( 557 - 845 ) ÷ 845] x 100 = -34.08%
Formula
Percentage change = [(557 - 845) / 845] x 100
Subtract the new number by the original number
557 - 845 = -288
-288 ÷ 845 = -0.3408284023668639
-0.3408284023668639 x 100 = -34.08%