Multiplying Fractions 5.3I

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 (the number of parts) and 'b' is the denominator (the total number of equal parts).

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 does it mean to find a fraction of a number?

Back

Finding a fraction of a number means to take that number and divide it into equal parts, then take the specified number of those parts. For example, 2/3 of 12 is 8 (12 divided into 3 parts, take 2 parts).

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the product of 2/3 and 9?

Back

The product is 6. (2/3) x 9 = 6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If Tony wrote 2/3 of a 9-page report, how many pages did he write?

Back

He wrote 6 pages. (2/3) x 9 = 6.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is 3/5 of 20?

Back

3/5 of 20 is 12. (3/5) x 20 = 12.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the result of multiplying 4 and 5/2?

Back

The result is 10. 4 x (5/2) = 10.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

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

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

Front

What is a mixed number?

Back

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

Tags

CCSS.3.NF.A.3C

Front

What is the equation for multiplying a whole number by a fraction?

Back

The equation is: Whole number x (Numerator/Denominator). For example, 3 x (1/2) = 3/2.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C