Multiplying Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) x (c/d) = (a*c)/(b*d).

Tags

CCSS.5.NF.B.6

Front

What is the product of 2/3 and 3/4?

Back

The product is (2*3)/(3*4) = 6/12 = 1/2.

Tags

CCSS.5.NF.B.6

Front

What is the area of a rectangle with dimensions 1/3 yard by 1/3 yard?

Back

The area is (1/3) x (1/3) = 1/9 square yard.

Tags

CCSS.5.NF.B.4B

Front

What does it mean to simplify a fraction?

Back

Simplifying a fraction means reducing it to its lowest terms, where the numerator and denominator have no common factors other than 1.

Front

What is the equivalent fraction of 1/2 with a denominator of 8?

Back

The equivalent fraction is 4/8.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

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 original denominator. For example, 2 1/3 = (2*3 + 1)/3 = 7/3.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

What is 3/10 multiplied by 5/9?

Back

The product is (3*5)/(10*9) = 15/90 = 1/6.

Tags

CCSS.5.NF.B.6

Front

If Ben practices 4 1/4 hours, how much does Jake practice if he practices half as much?

Back

Jake practices 4 1/4 x 1/2 = 17/4 x 1/2 hours.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C