Multiplying Fractions by Whole Numbers

Front

What is a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number). For example, 1/2 means one part out of two equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

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

Back

Multiplying a fraction by a whole number means you are taking that fraction and adding it to itself a certain number of times. For example, 2 x 1/3 means you have two parts of 1/3.

Tags

CCSS.5.NF.B.4A

Front

How do you multiply a fraction by a whole number?

Back

To multiply a fraction by a whole number, multiply the numerator of the fraction by the whole number and keep the denominator the same. For example, 3 x 2/5 = (3*2)/5 = 6/5.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the result of 3/4 x 8?

Back

6. The calculation is (3*8)/4 = 24/4 = 6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If each friend gets 6/10 of a pound of slime and there are 4 friends, how much slime is needed?

Back

24/10 or 2.4 pounds of slime.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the whole number in the equation 5 = 5/10 + x?

Back

5. The equation shows that 5 is the whole number.

Tags

CCSS.3.NF.A.3C

Front

What is 3/7 of 14?

Back

6. The calculation is (3/7) * 14 = 6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If a water bottle holds 3/4 cup of water and 15 bottles are used, how much water is there in total?

Back

45/4 cups of water. The calculation is (3/4) * 15 = 45/4.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What does the shaded model represent in multiplying a whole number by a fraction?

Back

The shaded model represents the product of the whole number and the fraction, such as 2 x 1/3.

Tags

CCSS.5.NF.B.4A

Front

What is the numerator in the fraction 5/8?

Back

5. The numerator is the top number in a fraction.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B