Adding and Subtracting Fractions and Decimals

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

What is a decimal?

Back

A decimal is a way of representing fractions using a point (.) to separate the whole number from the fractional part, such as 0.5.

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 add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators. For example, 1/4 + 1/2 = 1/4 + 2/4 = 3/4.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process to subtract fractions?

Back

To subtract fractions, ensure they have the same denominator, then subtract the numerators while keeping the denominator the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/2 = 1 ÷ 2 = 0.5.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, such as 1/2 and 2/4.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you add a fraction and a decimal?

Back

To add a fraction and a decimal, convert the fraction to a decimal or the decimal to a fraction, then add them together.

Tags

CCSS.5.NBT.B.7

Front

What is the mixed number representation?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/4.

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 it over the original denominator. For example, 2 1/4 = (2*4 + 1)/4 = 9/4.