adding fractions

How do I add this fraction? 

• 5/7
• 6/7
• 17/12
• 7/12

Tags

CCSS.3.MD.A.1

Find the sum.
1/2 + 2/5

• 3/7
• 3/10
• 9/10
• 1  1/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Brooke had 3/5 of an apple pie and her mom had 2/7 of an apple pie.  How much apple pie do they have altogether?

• 35/35
• 5/12
• 31/35
• 1  2/35

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 +2/9

• 4/9

• 8/9

• 4/12

• 4/18

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/2 + 3/7

• 4/9
• 13/14
• 11/14

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2