​A mixed number, also called a mixed fraction, has both a whole number and a fraction!

What are some examples of mixed numbers you might see outside school?

Vocabulary:

Mixed Number

Ricardo runs a bakery. He gets an order for 36 cookies. His recipe only tells him how to make 24 cookies. How will he make 36 cookies?

Mastery Question

Vocabulary: Improper Fraction

Proper vs. Improper Fractions

A proper fraction is a fraction where the numerator is smaller than the denominator, like 1/2 or 3/4

To multiply mixed numbers, you will need to convert the mixed numberi into an improper fraction, which is when the numerator is BIGGER than the denominator, such as 10/7 or 9/3.

Convert the mixed number into an improper fraction.

Multiply the whole number by the denominator. Then, add that product to the numerator.

Convert

Multiply straight across:

Numerator x Numerator

Denominator x Denominator

Multiply

Now, convert the product to its simplest form.

If the numerator is higher than the denominator, that means there are whole numbers to find!

Simplify

Ricardo runs a bakery. He gets an order for 36 cookies. His recipe only tells him how to make 24 cookies. How will he make 36 cookies?

Mastery Question

Shire:

What do you notice about the problem? Will Ricardo use more or less ingredients to make 36 cookies?

Gondor:

Ricardo's recipe for 24 cookies calls for 1 1/2 cups of flour. How many cups of flour will he need to make 36 cookies?

Mordor:

How many cups of flour will Ricardo need to make 60 cookies?