Adding and Subtracting Fractions Negative and Positive

5/7 + (-9/7)

• -4/7

• -7/4

• 4/7

• -7/4

Tags

CCSS.7.NS.A.1C

-13/8 + 7/8

• 4/3

• 3/4

• -3/4

• -4/3

Tags

CCSS.7.NS.A.1C

-13/7 - (-3/4)

• 31/28

• 28/31

• -31/28

• 28/31

Tags

CCSS.7.NS.A.1C

Convert to a mixed number: 

• 4 2/5
• 3 9/5
• 4 4/5
• 4/5

• 5/14
• 3/7
• 5/7
• 5/14

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

3/9 + 1/3 =

• 7/9

• 4/12

• 2/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Solve

• 5/10

• 7/10

• 1/8

• 10/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Solve

• 1 2/5

• 2/5

• 3/5

• 1/5

Tags

CCSS.4.NF.B.3A

1/3-2/8

• 14/24

• 7/12

• 1/12

• -1/8

Tags

CCSS.7.NS.A.1C

What does the top line show?

• converting both to equivalent fractions to add them together

• making the numerators the same

• converting one to equivalent fraction to add them together

• converting both to equivalent fractions to subtract the second from the first

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2