Adding Fractions

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 unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, or 1/4.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

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, 2/5 + 1/5 = (2+1)/5 = 3/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 2/12 + 3/12?

Back

5/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Write the unit fraction addition equation for 6/8.

Back

1/8 + 1/8 + 1/8 + 1/8 + 1/8 + 1/8 = 6/8

Tags

CCSS.4.NF.B.3A

Front

Which unit fraction matches the picture of 1/4?

Back

1/4 is the unit fraction that represents one part of four equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

How do you decompose a fraction?

Back

To decompose a fraction, you can express it as a sum of two or more fractions with the same denominator. For example, 8/12 can be decomposed as 5/12 + 3/12.

Tags

CCSS.4.NF.B.3B

Front

What is the sum of unit fractions for the pictorial model of 1/4 + 1/4?

Back

1/4 + 1/4 = 2/4.

Tags

CCSS.4.NF.B.3A

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number in a fraction that indicates how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the numerator in a fraction?

Back

The numerator is the top number in a fraction that indicates how many parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B