Answer: The length of one wall is 16ft
Step-by-step explanation: √256=16ft
Just divide the top of the fraction by the bottom, and read off the answer!
Usually decimal numbers have in tenths(0) and hundreths (9). So 9 is in the hundreths place.
She would have 1 cup of flour left.
Work: 6 1/2 - 2 3/4 = 3 3/4 - 2 3/4 = 1
Hope this helps :)