Adding and Subtracting Fractions

What is the least common denominator of 1/2 and 3/7?

• 2
• 14
• 7
• 28

Tags

CCSS.4.NF.A.2

What is the least common denominator of 1/9 and 2/3?

• 6
• 3
• 9
• 21

Tags

CCSS.4.NF.A.2

What is the least common denominator of 3/5 and 5/7?

• 35
• 25
• 7
• 30

Tags

CCSS.4.NF.A.2

CCSS.4.OA.B.4

1/5 + 2/5 =

• 1
• 3/5
• 5/3
• 1/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

2/7 + 3/7 = 

• 4/7
• 5/7
• 5/14

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Oscar began his pizza delivery route with ⁴/₆ of a tank of gas in his car. When he made it back to the pizzeria, ²/₆ of a tank of gas was left. How much gas did Oscar use? Make sure your answer is in simplest form.

• ¹/₆ tanks
• ¹/₃ tanks
• ³/₆ tanks
• ²/₆ tanks

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 1
• 3/6
• 1/2
• 2

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 1/6
• 1
• 1/0
• 1/12

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Solve and Simplify.
³/₄ - ¹/₄ = ?

• ⁴/₄
• ³/₄
• ²/₄
• ¹/₂

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2