Multiplying a mixed number by a whole number

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

Tags

CCSS.3.NF.A.3C

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the denominator. For example, 2 1/2 = (2*2 + 1)/2 = 5/2.

Front

What does it mean to multiply a mixed number by a whole number?

Back

It means to take the mixed number, convert it to an improper fraction, and then multiply it by the whole number.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

Back

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

Back

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the first step in multiplying a mixed number by a whole number?

Back

Convert the mixed number to an improper fraction.

Front

Back

6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

How many donuts are in 2 1/2 dozen?

Back

30 donuts.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is a dozen?

Back

A dozen is a group of 12 items.

Tags

CCSS.3.OA.D.9

Front

How do you multiply fractions?

Back

Tags

CCSS.5.NF.B.6