Tientallen/eenheden en eenheden optellen tot over het tiental

Erbijsommen
Oefening 1
1. 68 + 8 =
 
2. 64 + 9 =
 
3. 85 + 7 =
 
4. 64 + 8 =
 
5. 88 + 4 =
 
6. 84 + 8 =
 
7. 77 + 6 =
 
8. 65 + 8 =
 
9. 14 + 7 =
 
10. 63 + 8 =
 
Oefening 2
1. 68 + 6 =
 
2. 74 + 8 =
 
3. 83 + 8 =
 
4. 87 + 6 =
 
5. 47 + 8 =
 
6. 66 + 6 =
 
7. 97 + 8 =
 
8. 65 + 8 =
 
9. 28 + 3 =
 
10. 85 + 9 =
 
Oefening 3
1. 93 + 9 =
 
2. 65 + 9 =
 
3. 82 + 9 =
 
4. 56 + 7 =
 
5. 25 + 9 =
 
6. 97 + 9 =
 
7. 85 + 8 =
 
8. 94 + 8 =
 
9. 16 + 5 =
 
10. 18 + 7 =
 
Oefening 4
1. 28 + 5 =
 
2. 88 + 4 =
 
3. 16 + 7 =
 
4. 92 + 9 =
 
5. 52 + 9 =
 
6. 57 + 6 =
 
7. 54 + 8 =
 
8. 58 + 8 =
 
9. 66 + 9 =
 
10. 66 + 5 =
 

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

Erbijsommen
Oefening 1
1. 68 + 8 =
2. 64 + 9 =
3. 85 + 7 =
4. 64 + 8 =
5. 88 + 4 =
6. 84 + 8 =
7. 77 + 6 =
8. 65 + 8 =
9. 14 + 7 =
10. 63 + 8 =
Oefening 2
1. 68 + 6 =
2. 74 + 8 =
3. 83 + 8 =
4. 87 + 6 =
5. 47 + 8 =
6. 66 + 6 =
7. 97 + 8 =
8. 65 + 8 =
9. 28 + 3 =
10. 85 + 9 =
Oefening 3
1. 93 + 9 =
2. 65 + 9 =
3. 82 + 9 =
4. 56 + 7 =
5. 25 + 9 =
6. 97 + 9 =
7. 85 + 8 =
8. 94 + 8 =
9. 16 + 5 =
10. 18 + 7 =
Oefening 4
1. 28 + 5 =
2. 88 + 4 =
3. 16 + 7 =
4. 92 + 9 =
5. 52 + 9 =
6. 57 + 6 =
7. 54 + 8 =
8. 58 + 8 =
9. 66 + 9 =
10. 66 + 5 =