Subtract the amount you have from the amount you need:
2 cups - 1 3/8 cups
Subtract the whole cup first:
2 cups -1 cup = 1 cup
8/8 = 1
Rewrite 1 as 8/8 then subtract the 3/8 you have:
8/8 - 3/8 = 5/8
You need 5/8 cup more
Number of cups of flour needed for the cookie recipe for Katy is [tex]\frac{3}{8}[/tex]
"Subtraction is removing some objects from a group. When we subtract, the number of things in the group reduces or becomes less."
We have
Number of cups of flour required to prepare cookie = 2 cups
Katie has [tex]\frac{13}{8}[/tex] cups of flour.
Cups of flour needed for the cookie recipe for Katy
= [tex]2-\frac{13}{8}[/tex]
= [tex]\frac{16-13}{8}[/tex]
= [tex]\frac{3}{8}[/tex]
Hence, number of cups of flour needed for the recipe for Katy is [tex]\frac{3}{8}[/tex]
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