![Page 1: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/1.jpg)
AdditionCount On 1 and 2
![Page 2: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/2.jpg)
Count on 1. Write the sum.Say 3. Count on 1.
Total 4.
3 4
3 + 1 = 4
![Page 3: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/3.jpg)
Count on 1. Write the sum.Say 6. Count on 1.
Total 7.
67
6 + 1 = 7
![Page 4: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/4.jpg)
Count on 2. Write the sum.
4
Say 4. Count on 2.5 , 6.
,5 6
4 + 2 = 6
![Page 5: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/5.jpg)
Count on 2. Write the sum.
7
Say 7. Count on 2.8 , 9 .
, 98
7 + 2 = 9
![Page 6: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/6.jpg)
Let’s Practice
![Page 7: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/7.jpg)
Count on. Find the sum.
1 + 2 =
4 3 5
![Page 8: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/8.jpg)
Good Job!
1 + 2 = 3
![Page 9: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/9.jpg)
Let's count together.
Try again!
2 3
3
X
![Page 10: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/10.jpg)
Count on. Find the sum.
8 + 1 =
10 8 9
![Page 11: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/11.jpg)
Great Job!
8 + 1 = 9
![Page 12: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/12.jpg)
Nice Try. Let’s count together.
99
x
![Page 13: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/13.jpg)
Count on. Find the sum.
6 + 2 =
8 9 7
![Page 14: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/14.jpg)
Great Job!
8
![Page 15: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/15.jpg)
Nice try! Let's count together.
7 8
8
X
![Page 16: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/16.jpg)
How many in all?
2
2 bears are in a cave.1 more comes. How many bears are there in all ?
3 4 5
![Page 17: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/17.jpg)
Great Job!
There are 3 bears in all.
![Page 18: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/18.jpg)
Nice try! Let's count together.
3
2 + 1 = 3
There are 3 bears in all.
![Page 19: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/19.jpg)
How many in all?
3 bees are in a hive. 2 more come . How many bees are there in all?
5 4 6
3
![Page 20: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/20.jpg)
Good Job!
There are 5 bees in all.
![Page 21: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/21.jpg)
Nice try! Let's count together.
4
3 5
3 + 2 = 5
There are 5 bees in all.
![Page 22: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/22.jpg)
How many in all?
66 birds are in the house. 1 more bird comes. How many birds are there in all?
5 7 8
![Page 23: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/23.jpg)
Great Job!
There are 7 birds in all.
![Page 24: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/24.jpg)
Nice try! Let’s count together.
7
6 + 1 = 7There are 7 birds in all.
![Page 25: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/25.jpg)
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
![Page 26: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/26.jpg)
Great Job!
![Page 27: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/27.jpg)
Nice try! Let’s count together.
6
5 1 6
![Page 28: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/28.jpg)
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
![Page 29: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/29.jpg)
Great Job!
5 + 2 = 7
![Page 30: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/30.jpg)
Let’s count together.
1
3
27
6
4 5
5 + 2 = 7 There are 7 books in all.
![Page 31: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/31.jpg)
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
![Page 32: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/32.jpg)
8 2 10
![Page 33: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/33.jpg)
Nice try! Let’s count together.
9
10
8 2 10There are 10 sti ckers in all.
![Page 34: Count on 1. Write the sum. Say 3. Count on 1. Total 4. 3 4 3 + 1 = 4](https://reader037.vdocuments.mx/reader037/viewer/2022110304/551aa07755034656628b45d4/html5/thumbnails/34.jpg)
Great Job! I hope you had fun!