Adding and Subtracting Rational Numbers

 5/8 − (− 7/8)

• 1  1/2
• 2  1/2
• -1  1/2
• -2  1/2

Tags

CCSS.7.NS.A.1C

Solve 1/2 + (-3/4)

• -1/4
• 1
• -1
• 1/4

Tags

CCSS.7.NS.A.1C

- 31 + - 7

• 24
• -24
• - 38
• 38

Tags

CCSS.7.NS.A.1C

6  2/5 + 4  1/5 =

• 10  4/5
• 10  3/5
• 10  1/5
• 10

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

What is the least common denominator for 6/7 and 1/2?

• 12
• 14
• 7
• 6

5/12 + 1/3

• 6/12

• 9/12

• 6/15

• 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

7/8  -  5/6

• 1/24
• 2/3
• 5/24
• 8/9

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Dylan had a whole cupcake in his lunch bag. He ate 1/4 of it. How much does he have left?

• 1/4
• 1/2
• 1/3
• 3/4

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Aden is helping his dad paint his house. They mixed 5/9 gallons of white paint and 1/6 gallons of blue paint. How many gallons was the mixture in all?

• 6/18 gallons

• 13/18 gallons

• 4/5 gallons

• 1/6 gallons

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2