Tientallen/eenheden en eenheden optellen tot over het tiental

Erbijsommen
Oefening 1
1. 57 + 4 =
 
2. 75 + 7 =
 
3. 75 + 7 =
 
4. 35 + 6 =
 
5. 28 + 9 =
 
6. 54 + 8 =
 
7. 67 + 8 =
 
8. 45 + 8 =
 
9. 74 + 7 =
 
10. 84 + 7 =
 
Oefening 2
1. 55 + 7 =
 
2. 56 + 8 =
 
3. 23 + 9 =
 
4. 22 + 9 =
 
5. 42 + 9 =
 
6. 65 + 9 =
 
7. 66 + 7 =
 
8. 33 + 8 =
 
9. 12 + 9 =
 
10. 78 + 3 =
 
Oefening 3
1. 62 + 9 =
 
2. 37 + 6 =
 
3. 43 + 8 =
 
4. 35 + 7 =
 
5. 15 + 8 =
 
6. 53 + 9 =
 
7. 15 + 7 =
 
8. 74 + 7 =
 
9. 14 + 7 =
 
10. 53 + 9 =
 
Oefening 4
1. 83 + 9 =
 
2. 83 + 8 =
 
3. 68 + 8 =
 
4. 58 + 5 =
 
5. 92 + 9 =
 
6. 78 + 3 =
 
7. 23 + 8 =
 
8. 24 + 9 =
 
9. 46 + 8 =
 
10. 15 + 7 =
 

Tientallen/eenheden en eenheden optellen tot over het tiental
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 57 + 4 =
2. 75 + 7 =
3. 75 + 7 =
4. 35 + 6 =
5. 28 + 9 =
6. 54 + 8 =
7. 67 + 8 =
8. 45 + 8 =
9. 74 + 7 =
10. 84 + 7 =
Oefening 2
1. 55 + 7 =
2. 56 + 8 =
3. 23 + 9 =
4. 22 + 9 =
5. 42 + 9 =
6. 65 + 9 =
7. 66 + 7 =
8. 33 + 8 =
9. 12 + 9 =
10. 78 + 3 =
Oefening 3
1. 62 + 9 =
2. 37 + 6 =
3. 43 + 8 =
4. 35 + 7 =
5. 15 + 8 =
6. 53 + 9 =
7. 15 + 7 =
8. 74 + 7 =
9. 14 + 7 =
10. 53 + 9 =
Oefening 4
1. 83 + 9 =
2. 83 + 8 =
3. 68 + 8 =
4. 58 + 5 =
5. 92 + 9 =
6. 78 + 3 =
7. 23 + 8 =
8. 24 + 9 =
9. 46 + 8 =
10. 15 + 7 =