Addition Problem Solving

David has seven Batman stickers.  Alex has three Batman stickers.  How many stickers do they have in total?

• 12
• 14
• 10
• 15

There were sixteen fish swimming in the pond.  Five fish hid behind the rocks. How many fish are still swimming?  

• 13 fish
• 15 fish
• 21 fish`
• 11 fish

Mailin's mother gives her 15 pennies.  She gives her sister 5 pennies.  How many pennies does she have left?

• 20
• 11
• 10
• 21

Mrs. Laredo has some books on her desk.  She puts 7 more books on her desk.  Now she has 10 books on her desk.  How many books does she have at the beginning?

• 10
• 17
• 3
• 5

Elian had some fruit snacks.  He gave away 4 to his friend   Now he has 12 left.  How many did he give away?

• 18
• 16
• 10
• 20