Multiplying Fractions by Whole Numbers

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number). For example, in the fraction 1/2, 1 is the numerator and 2 is the denominator.

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 a mixed number?

Back

A mixed number is a whole number combined with a fraction. For example, 2 1/2 is a mixed number, where 2 is the whole number and 1/2 is the fraction.

Tags

CCSS.3.NF.A.3C

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder becomes the new numerator over the original denominator.

Front

What is the result of multiplying 5 by 4/6?

Back

The result is 3 2/6. This is found by multiplying 5 by 4 to get 20, then simplifying to 3 2/6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the product of 3 and 3/4?

Back

The product is 2 1/4. This is calculated by multiplying 3 by 3 to get 9, and then dividing by 4 to get 2 with a remainder of 1.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If Izabella has 4 friends and each gets 6/10 of a pound of slime, how much slime does she need?

Back

Izabella needs 2 4/10 pounds of slime. This is calculated by multiplying 4 by 6/10, which equals 24/10 or 2 4/10.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the equation represented by the model showing 5 times 1/6?

Back

The equation is 5 x 1/6.

Tags

CCSS.5.NF.B.4A

Front

What is the result of multiplying 1 by 3/4?

Back

The result is 3/4. When you multiply any number by 1, the result is the same number.

Tags

CCSS.5.NF.B.5B