Notability

Addition

100

9+7=

16

200

3+5+9=

17

300

Tim has 12 toys. He got 5 more from his parents. How many does he have now?

17

400

Sam had some apples. He gave 5 to Beth and now he has 6. How many did he start with?

11

500

Jamie had 5 eggs. She used 3 of them to make pancakes and decided to go to the store to buy more. She bought a dozen (12) more. How many does she have now?

14

Subtraction

100

12-7=

5

200

What subtraction sentence would go with a part-part-whole mat that has a part of 3 and a part of 7?

(Teacher will draw)

10-3=7 or 10-7=3

300

20 birds were in a tree. 12 flew away. How many are left in the tree?

8

400

Liam has 9 pens and John has 6. How many more pens does Liam have than John?

3

500

Rita and Naomi went to the store and each bought chips for a party. Rita bought 4 and Naomi bought 6. After the part there were only 2 bags of chips left. How many bags of chips did everyone eat?

WHAT NUMBER SENTENCES DO YOU USE TO SOLVE THIS? 

4+6=10 

10-2=8

Number Sense

100

What number comes before 57?

56

200

True or false?

72 is an odd number.

False

300

56___65

Write the symbol and what the symbol stands for.

< 

less than

400

10 more than 45 is_____.

55

500

27= 2 tens and 7 ones

What number would I have if I added 3 more tens?

57

Arrays

100

What number sentence would go with this array? 

0 0 0

0 0 0

0 0 0

3+3+3=9

200

How many rows and columns are in the following array?

* * * * *

* * * * * 

* * * * *

* * * * *

4 rows

5 columns

300

Draw the array that goes with this number sentence. 6+6+6+6=24

000000

000000

000000

000000

400

Draw the array and write the number sentence that matches this story.

Grams has a flower garden with 4 rows of roses. There are 5 roses in each row. How many roses are in the entire garden?

00000        20

00000

00000

00000

500

Spencer put his toy cars in an array. The array matches this number sentence. 7+7+7=21

What would the number sentence look like if he added another row to his array?

7+7+7+7=28

Random

100

The answer to an addition problem is called a _____.

sum

200

The answer to a subtraction fact is called the _____.

Difference

300

Do you add or subtract to find the answer to the following problem?

Tod had 15 pieces of gum. He gave 6 away to his friends. How many does he have now?

Subtract

400

Do you add or subtract to find the answer to this problem. 

There are 18 dogs and 9 bones. How many more bones do we need to be able to give each dog a bone?

Subtract

500

6+3=9     3+6=9     9-3=6     9-6=3

This is called a _____ ________ because each number sentence has the _______ numbers. 

This is called a FACT FAMILY because each number sentence has the SAME numbers.