Fraction Operations

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process for subtracting fractions?

Back

To subtract fractions, ensure they have a common denominator, then subtract the numerators and keep the denominator the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.6

Front

What is the rule for dividing fractions?

Back

To divide fractions, multiply by the reciprocal of the divisor (the second fraction).

Tags

CCSS.6.NS.A.1

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

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 and express the remainder as a fraction.

Front

What is the least common multiple (LCM) and how is it used in fraction operations?

Back

The least common multiple (LCM) is the smallest multiple that two or more numbers share. It is used to find a common denominator when adding or subtracting fractions.

Front

What is the greatest common divisor (GCD) and how is it used in fraction operations?

Back

The greatest common divisor (GCD) is the largest number that divides two or more numbers without leaving a remainder. It is used to simplify fractions.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide both the numerator and the denominator by their GCD.