Add 2/5 + 3/5. Simplify if necessary.

• 5/10

• 1/2

• 5/5

• 1

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 2/9 + 4/9. Simplify if necessary.

• 6/9

• 2/3

• 6/18

• 1/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 8/11 - 7/11. Simplify if necessary.

• 1/11

• 1/0

• 0

• 1/22

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 4/8 + 5/8. Simplify if necessary.

• 9/8

• 1 1/8

• -1/8

• 9/16

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 1/18 + 5/18. Simplify if necessary.

• 1/6

• 6/36

• 6/18

• 1/3

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 7/15 - 1/15. Simplify if necessary.

• 6/30

• 1/5

• 2/5

• 6/15

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Add 1/8 - 7/8. Simplify if necessary.

• 6/8

• -6/8

• 3/4

• -3/4

Tags

CCSS.7.NS.A.1C

Add -7/10 + (-4/10). Simplify if necessary.

• -1 1/10

• -11/10

• 1/10

• 1 1/10

Tags

CCSS.7.NS.A.1C

Subtract -7/10 - (-4/10). Simplify if necessary.

• 3/10

• 11/10

• -3/10

• -11/10

Tags

CCSS.7.NS.A.1C

Subtract -2/3 - 1/3. Simplify if necessary.

• 1

• -1

• 1/3

• -1/3

Tags

CCSS.7.NS.A.1C