Tina is making 5 batches of cookies for her friends. Each batch calls for 2/3 cup of oatmeal. How many cups of oatmeal will she use?

5 batches

2/3 cup per batch

so

5 times 2/3=5/1 times 2/3=10/3=3 and 1/3 cups of oatmeal

answer is 3 and 1/3 cups

Multiply 2/3 * 5 to find out how many cups she used

Write 5 as a fraction with denominator 1

(5/1) (2/3)

Combine 5/1 and 2/3 to get (5⋅2) / 3.

5⋅2 / 3

Multiply 5 by 2 to get 10.

10/3

Exact Form:

10/3

Decimal Form:

3.33333333 ...

Mixed Number Form:

3 1/3

She used 3 1/3 cups of oatmeal.