Identifying Numerators and Denominators

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

5/8 + 1/4

• 7/8

• 6/8

• 3/4

• 2/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

A fraction bar is...

• a bar above each fraction

• the line separating the numerator and the denominator in a fraction

• a bar between the whole number and the numerator

• a sign of multiplication

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

A proper fraction is a fraction ....

• with different denominators such as 13/8

• whose numerator is smaller than its denominator, such as 7/12

• when the numerator is bigger than the denominator, such 21/5

• the numerator and denominator are the same, such as 5/5

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

An improper fraction is a fraction ....

• with different denominators, such as 2/13

• whose numerator is greater than its denominator, such as 12/7

• with the same numerator and denominator, such as 5/5

• when the denominator is greater than the numerator, such 5/11

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

This is an example of an improper fraction.

• True

• False

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

• 3/8
• 3/16
• 1/8
• 2/8

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

4/6 + 1/6 = 

• 6/6

• 5/12

• 5/6

• 3/6

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2/6

• 2/6

• 2/3

• 1/3

• 4/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

5/10

• 5/10

• 1/2

• 10/20

• 1/3

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B