Hoeveel is het samen?

Erbijsommen
Oefening 1
1. 300 + 30 + 9 =
2. 700 + 10 + 2 =
3. 400 + 40 + 9 =
4. 100 + 80 + 7 =
5. 300 + 30 + 6 =
6. 900 + 30 + 4 =
7. 200 + 10 + 8 =
8. 800 + 30 + 2 =
9. 800 + 60 + 5 =
10. 300 + 80 + 6 =
Oefening 2
1. 200 + 70 + 9 =
2. 200 + 70 + 1 =
3. 100 + 40 + 8 =
4. 300 + 80 + 1 =
5. 900 + 30 + 4 =
6. 200 + 90 + 5 =
7. 500 + 90 + 4 =
8. 300 + 20 + 4 =
9. 300 + 40 + 7 =
10. 700 + 20 + 4 =
Oefening 3
1. 300 + 70 + 2 =
2. 900 + 70 + 3 =
3. 700 + 40 + 1 =
4. 100 + 80 + 2 =
5. 800 + 50 + 3 =
6. 200 + 10 + 3 =
7. 400 + 60 + 8 =
8. 400 + 10 + 3 =
9. 500 + 70 + 2 =
10. 600 + 80 + 7 =
Oefening 4
1. 400 + 90 + 1 =
2. 200 + 20 + 6 =
3. 900 + 10 + 5 =
4. 900 + 20 + 7 =
5. 200 + 30 + 2 =
6. 300 + 50 + 9 =
7. 300 + 30 + 2 =
8. 100 + 70 + 6 =
9. 400 + 10 + 2 =
10. 400 + 50 + 3 =

Hoeveel is het samen?
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 300 + 30 + 9 =
2. 700 + 10 + 2 =
3. 400 + 40 + 9 =
4. 100 + 80 + 7 =
5. 300 + 30 + 6 =
6. 900 + 30 + 4 =
7. 200 + 10 + 8 =
8. 800 + 30 + 2 =
9. 800 + 60 + 5 =
10. 300 + 80 + 6 =
Oefening 2
1. 200 + 70 + 9 =
2. 200 + 70 + 1 =
3. 100 + 40 + 8 =
4. 300 + 80 + 1 =
5. 900 + 30 + 4 =
6. 200 + 90 + 5 =
7. 500 + 90 + 4 =
8. 300 + 20 + 4 =
9. 300 + 40 + 7 =
10. 700 + 20 + 4 =
Oefening 3
1. 300 + 70 + 2 =
2. 900 + 70 + 3 =
3. 700 + 40 + 1 =
4. 100 + 80 + 2 =
5. 800 + 50 + 3 =
6. 200 + 10 + 3 =
7. 400 + 60 + 8 =
8. 400 + 10 + 3 =
9. 500 + 70 + 2 =
10. 600 + 80 + 7 =
Oefening 4
1. 400 + 90 + 1 =
2. 200 + 20 + 6 =
3. 900 + 10 + 5 =
4. 900 + 20 + 7 =
5. 200 + 30 + 2 =
6. 300 + 50 + 9 =
7. 300 + 30 + 2 =
8. 100 + 70 + 6 =
9. 400 + 10 + 2 =
10. 400 + 50 + 3 =