Simple Fractions

Front

What is a simple fraction?

Back

A simple fraction is a way to represent a part of a whole, expressed as a numerator (top number) over a denominator (bottom number). For example, 1/2 means one part out of two equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number of a fraction and represents how many parts of the whole are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

The denominator is the bottom number of a fraction and indicates the total number of equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

To subtract fractions with the same denominator, keep the denominator the same and subtract the numerators. For example, 3/5 - 1/5 = (3-1)/5 = 2/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators. For example, 1/2 + 1/3 = 3/6 + 2/6 = 5/6.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1. For example, 4/8 can be simplified to 1/2.

Front

What fraction represents a part of a set?

Back

A fraction can represent a part of a set by showing how many items are in a specific category compared to the total number of items. For example, if there are 10 balls and 2 are red, the fraction of red balls is 2/10 or 1/5.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you find the fraction of a whole?

Back

To find the fraction of a whole, divide the part by the whole. For example, if 3 out of 8 slices of pizza are eaten, the fraction is 3/8.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B