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Enrichment

5-1Double UpRead the clues. Cross out numbers to find the answer to each riddle.

1. I am not the double of 3.I am not the double of 6. I am not the double of 5.

10 6 16 12

I am _______.

I am the double of _______.

2. I am not the double of 4.I am not the double of 9. I am not the double of 7.

14 8 18 4

I am _______.

I am the double of _______.

3. I am not the double of 8.I am not the double of 6. I am not the double of 3.

12 8 6 16

I am _______.

I am the double of _______.

4. I am not the double of 2.I am not the double of 9. I am not the double of 5.

10 4 20 18

I am _______.

I am the double of _______.

E 5•1

+ +

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5-2Double ScoopLook at the number of the first scoop of frozen yogurt. Write the doubles fact. Then use the same number to write a doubles-plus-1 fact.

1.

2.

3. Write your own doubles and doubles-plus-1 facts.

8 8

7

E 5•2

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5-3

Picking Fruit

1.Megpicked7berries.Jonpicked9berries.Writeadoubles-plus-2facttoshowhowmanyberriestheyhaveinall.

_________+_________=_________

2.Evanpicked5apples.Ritapicked7apples.Writeadoubles-plus-2facttoshowhowmanyapplestheyhaveinall.

_________+_________= _________

3.Katepicked3oranges.Garypicked5oranges.Writeadoubles-plus-2facttoshowhowmanyorangestheyhaveinall.

_________+_________=_________

E 5•3

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5-4Pay the PriceUse the price list to answer the questions. Write number sentences.

School Store

1. Lily wants to buy a penciland a ruler. How much do they cost?

____ ¢ ____ ¢ = ____ ¢

Lily pays 15¢.What is her change?

____ ¢ ____ ¢ = ____ ¢

2. Morgan wants to buy a paint set and a ruler. How much do they cost?

____ ¢ ____ ¢ = ____ ¢

Morgan has 9¢. How much more money does Morgan need?

____ ¢ ____ ¢ = ____ ¢

3. Pam buys crayons and a pencil. How much do they cost?

____ ¢ ____ ¢ = ____ ¢

If Pam buys another pencil, how much would her items cost altogether?

____ ¢ ____ ¢ = ____ ¢

4. Enrique buys crayons and an eraser. How much do they cost?

____ ¢ ____ ¢ = ____ ¢

He pays with a dime and a nickel. Does he get change back?

______

Pencil 5¢

Eraser 7¢

Ruler 8¢

Pencil Sharpener 6¢

Paint Set 9¢

Crayons 8¢

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Enrichment

5-5Long StoriesDraw pictures and make a 10 to add.

1. Sara has 8¢. Zach has double plus 2 of what Sara has. How much money does Zach have?

¢

Then Zach gives 11¢ to his brother. How much money does Zach have left?

¢

Now who has more money, Sara or Zach?

2. Lon reads 9 books about sports.He takes out 6 more from the library and reads them, too. How many books about sports does Lon read?

books

Lon returns 6 sports books to the library. Then he gives his friend Jack 4 sports books. How many sports books does Lon have now?

books

Does Lon have more or fewer books than he started with?

E 5•5

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Enrichment

5-6Making 10 to Add 9Each person at a fair wins 2 tickets. Each of these tickets is worth a certain number of points. Circle the 2 tickets in each row that are worth more points.

10 points 9 points

8 points 7 points

6 points 5 points

1.

2.

3.

4.

E 5•6

8¢ 5¢

8¢ 8¢

8¢ 4¢

8¢ 9¢

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Enrichment

5-7Making 10 to Add 8Each toy has a price tag. Read how much money each child has. Decide if it is the right amount of money to buy the toys. Circle yes or no.

1. Jack has 10 pennies and 3 pennies. Does he have the right amount of money to buy both dinosaurs?

yes no

2. Nicole has 10 pennies and 5 pennies.Does she have the right amount of money to buy both balls?

yes no

3. Liz has 10 pennies and 2 pennies. Does she have the right amount of money to buy both tops?

yes no

4. Robin has 10 pennies and 6 pennies.Does she have the right amount of money to buy both dolls?

yes no

E 5•7

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5-8How Many Is That?Add the numbers shown. Circle the 2 numbers you add first.

1. ______

______

+ ______

2. ______

______

+ ______

3. ______

______

+ ______

4. ______

______

+ ______

5. ______

______

+ ______

6. ______

______

+ ______

37212

3 7

2

4

5

6

5

6

5

8

2

3

9

4

1

8

4

8

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Enrichment

5-9Mystery BoxesThe addends are in the white boxes. The sums are in the gray boxes. Fill in the empty boxes.

1. 6 8 16

7 4 12

3 5 9

12 18 15

4 8 15

3 9 17

6 4 12

11

9 5 3

1 7 10

6 9

13 13 20

3 1 8

2 5 10

9 4 5

14 8 11

3.

2.

4.

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