Multiply Fractions

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).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to simplify a fraction?

Back

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

Front

How do you multiply fractions?

Back

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

Tags

CCSS.5.NF.B.6

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Tags

CCSS.3.NF.A.3C

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, like 2 1/3.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the prime factorization of a number?

Back

Prime factorization is expressing a number as the product of its prime factors. For example, the prime factorization of 72 is 2^3 x 3^2.

Front

How do you find the greatest common factor (GCF) of two numbers?

Back

The GCF is the largest number that divides both numbers without leaving a remainder. You can find it by listing the factors or using prime factorization.

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator, such as 3/4.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

What is the least common multiple (LCM) of two numbers?

Back

The LCM is the smallest multiple that is exactly divisible by both numbers. It can be found by listing multiples or using prime factorization.