count on 1. write the sum. say 3. count on 1. total 4. 3 4 3 + 1 = 4

AdditionCount On 1 and 2

Count on 1. Write the sum.Say 3. Count on 1.

Total 4.

3 4

3 + 1 = 4

Count on 1. Write the sum.Say 6. Count on 1.

Total 7.

67

6 + 1 = 7

Count on 2. Write the sum.

4

Say 4. Count on 2.5 , 6.

,5 6

4 + 2 = 6

Count on 2. Write the sum.

7

Say 7. Count on 2.8 , 9 .

, 98

7 + 2 = 9

Let’s Practice

Count on. Find the sum.

1 + 2 =

4 3 5

Good Job!

1 + 2 = 3

Let's count together.

Try again!

2 3

3

X

Count on. Find the sum.

8 + 1 =

10 8 9

Great Job!

8 + 1 = 9

Nice Try. Let’s count together.

99

x

Count on. Find the sum.

6 + 2 =

8 9 7

Great Job!

8

Nice try! Let's count together.

7 8

8

X

How many in all?

2

2 bears are in a cave.1 more comes. How many bears are there in all ?

3 4 5

Great Job!

There are 3 bears in all.

Nice try! Let's count together.

3

2 + 1 = 3

There are 3 bears in all.

How many in all?

3 bees are in a hive. 2 more come . How many bees are there in all?

5 4 6

3

Good Job!

There are 5 bees in all.

Nice try! Let's count together.

4

3 5

3 + 2 = 5

There are 5 bees in all.

How many in all?

66 birds are in the house. 1 more bird comes. How many birds are there in all?

5 7 8

Great Job!

There are 7 birds in all.

Nice try! Let’s count together.

7

6 + 1 = 7There are 7 birds in all.

Which number sentence?

Michael had 5 pens. He found 1 more. How many pens did he have in all?

5+1=6 5+2=7 2+3=5

1

23

4

5

6

Great Job!

Nice try! Let’s count together.

6

5 1 6

Which number sentence?

Luis read 5 books. He read 2 more. How many books did he read in all?

5+1=6 7+1=8 5+2=7

Great Job!

5 + 2 = 7

Let’s count together.

1

3

27

6

4 5

5 + 2 = 7 There are 7 books in all.

Which number sentence?

Mary had 8 stickers. She found 2 more. How many stickers did she have in all?

8+1=9 8+2=10 9+1=10

8 2 10

Nice try! Let’s count together.

9

10

8 2 10There are 10 sti ckers in all.

Great Job! I hope you had fun!