Math Stories
We Are Family
Picture It!
If, Then
Count Back
100

Lucy has 9 stickers. She give 4 to a friend. How many stickers does she have left?

9 - 4 = 5 stickers

100

The numbers are 8, 3, and 5. Write one addition fact and one subtraction fact.

Accepted: 3 + 5 = 8 or 5 + 3 = 8

Accepted: 8 - 5 = 3 or 8 - 3 = 5

100

Dogs⭐⭐⭐⭐
Fish⭐⭐⭐
Hamster ⭐⭐
Cat ⭐

Each ⭐ = 2 students

How many students chose dogs?

8 students

100

If 7 + 7 = 14, then...

14 - 7 = 7

100

 0   1   2    3   4    5   6   7   8   9  10

 |---|---|---|---|---|---|---|---|---|---|

Use the number line to solve: 7 - 5 = ?

2

200

A farmer has 10 chickens. Some wander into the barn. Now only 6 are outside. How many went into the barn?

10 - 6 = 4 chickens

200

Complete the fact family:
4 + 6 = 10
___ + 4 = 10
10 - 6 = 4
10 - ___ = 6

6 + 4 = 10
10 - 4 = 6

200

Dogs⭐⭐⭐⭐
Fish⭐⭐⭐
Hamster ⭐⭐
Cat ⭐

Each ⭐ = 2 students

How many more students chose fish than hamster?

2 more students chose fish over hamsters.

200

If 4 + 4 = 8, then...

8 - 4 = 4

200

 0   1   2    3   4    5   6   7    8   9  10

 |---|---|---|---|---|---|---|---|---|---|

Use the number line to solve: 9 - 3 = ?

6

300

There are 8 birds in a tree. Some fly away. Now there are 3 birds. How many flew away?

8 - 3 = 5 birds

300

A fact family has 15, 8, and 7. Write all 4 equations to complete the fact family.

8 + 7 = 15
7 + 8 = 15
15 - 7 = 8
15 - 8 = 7

300

Dogs⭐⭐⭐⭐
Fish⭐⭐⭐
Hamsters ⭐⭐
Cats ⭐

Each ⭐ = 2 students

How many students chose dogs and cats?

10 students chose dogs and cats.

300
If 10 - 5 = 5, then...

5 + 5 = 10

300

 0   1   2    3   4    5   6   7    8   9  10

 |---|---|---|---|---|---|---|---|---|---|

Use the number line to solve: 4 - 3 = ?

1

400

A baker makes 10 cupcakes. He sells 7 in the morning and and 2 in the afternoon. How many cupcakes are left?

This is a 2 part problem.

7 + 2 = 9 cupcakes

10 - 9 = 1 cupcake

400

A student writes:
3 + 6 = 9
6 + 3 = 9
9 - 3 = 6
9 - 6 = 4
Find the mistake and correct it.

9 - 6 = 3, not 4

400

Dogs⭐⭐⭐⭐
Fish⭐⭐⭐
Hamster ⭐⭐
Cat ⭐

Each ⭐ = 2 students

Write and equation to show how many students voted in all. (Hint: To solve, use the grouping method.)

8+6+4+2=
Think: 6+4=10
Think: 8+2=10
Which means: 10 + 10 = 20 students voted in all

400
If 18 - 9 = 9, then...

9 + 9 = 18

400

 0   1   2    3   4    5   6   7    8   9  10

 |---|---|---|---|---|---|---|---|---|---|

Use the number line to solve: 10 - 6 = ?

4

500

A pet store has 10 puppies. On Monday, 3 puppies are adopted. On Tuesday, some more puppies are adopted. Now only 2 puppies remain. How many puppies were adopted on Tuesday? Write the equation to prove your answer. 

Monday = 10 - 3 = 7 puppies

Tuesday = 7 - ___ = 2 puppies

ANSWER: 5 puppies were adopted on Tuesday


500

I'm thinking of three numbers that belong to the same fact family.
-The largest number is 10
-One of the smaller numbers is 3.
-The third number is missing!

What is the missing number?

7

500

Dogs⭐⭐⭐⭐
Fish⭐⭐⭐
Hamster ⭐⭐
Cat ⭐

Each ⭐ = 2 students

If 4 students changed their vote to cats from dogs. How many student would like cats? How many students would like dogs?

4 + 2 = 6 students would like cats
8 - 4 = 4 students would like dogs



500
If 50 + 50 = 100, then...

100 - 50 = 50

500

 0   1   2    3   4    5   6   7    8   9  10

 |---|---|---|---|---|---|---|---|---|---|

Use the number line to solve: 10 - 7 = ?

3