No 5 is 1/100 as much as 500, not 1/10 as much as 500
You divide
5/2 5 divided by 2
This equals 2.5 or you can leave it in an improper fraction like 5/2
ANSWER: 2.5 cups of flour are needed
In expanded form, it would be 9*10 + 5*1 + 4 * 0.1 + 1 * 0.01 + 7 * 0.001. Hope this helps!