Hoeveel is het samen?

Optellen
Oefening 1
1. 20 + 9 =
2. 50 + 9 =
3. 70 + 8 =
4. 20 + 9 =
5. 10 + 1 =
6. 70 + 3 =
7. 10 + 8 =
8. 40 + 7 =
9. 10 + 2 =
10. 60 + 7 =
Oefening 2
1. 10 + 9 =
2. 80 + 8 =
3. 20 + 4 =
4. 30 + 3 =
5. 80 + 1 =
6. 20 + 8 =
7. 60 + 8 =
8. 90 + 5 =
9. 40 + 4 =
10. 40 + 3 =
Oefening 3
1. 60 + 1 =
2. 70 + 9 =
3. 10 + 5 =
4. 20 + 4 =
5. 50 + 8 =
6. 30 + 3 =
7. 20 + 2 =
8. 50 + 7 =
9. 50 + 8 =
10. 30 + 3 =
Oefening 4
1. 40 + 5 =
2. 80 + 6 =
3. 30 + 8 =
4. 20 + 9 =
5. 50 + 3 =
6. 30 + 5 =
7. 90 + 7 =
8. 70 + 8 =
9. 40 + 5 =
10. 10 + 9 =

Hoeveel is het samen?
| ANTWOORDEN

Optellen
Oefening 1
1. 20 + 9 =
2. 50 + 9 =
3. 70 + 8 =
4. 20 + 9 =
5. 10 + 1 =
6. 70 + 3 =
7. 10 + 8 =
8. 40 + 7 =
9. 10 + 2 =
10. 60 + 7 =
Oefening 2
1. 10 + 9 =
2. 80 + 8 =
3. 20 + 4 =
4. 30 + 3 =
5. 80 + 1 =
6. 20 + 8 =
7. 60 + 8 =
8. 90 + 5 =
9. 40 + 4 =
10. 40 + 3 =
Oefening 3
1. 60 + 1 =
2. 70 + 9 =
3. 10 + 5 =
4. 20 + 4 =
5. 50 + 8 =
6. 30 + 3 =
7. 20 + 2 =
8. 50 + 7 =
9. 50 + 8 =
10. 30 + 3 =
Oefening 4
1. 40 + 5 =
2. 80 + 6 =
3. 30 + 8 =
4. 20 + 9 =
5. 50 + 3 =
6. 30 + 5 =
7. 90 + 7 =
8. 70 + 8 =
9. 40 + 5 =
10. 10 + 9 =