Tientallen/eenheden en eenheden optellen tot over het tiental

Optellen
Oefening 1
1. 18 + 9 =
 
2. 74 + 8 =
 
3. 15 + 9 =
 
4. 75 + 6 =
 
5. 47 + 6 =
 
6. 32 + 9 =
 
7. 45 + 9 =
 
8. 94 + 7 =
 
9. 53 + 9 =
 
10. 64 + 9 =
 
Oefening 2
1. 57 + 6 =
 
2. 42 + 9 =
 
3. 97 + 6 =
 
4. 38 + 3 =
 
5. 67 + 6 =
 
6. 35 + 7 =
 
7. 54 + 8 =
 
8. 48 + 3 =
 
9. 46 + 7 =
 
10. 47 + 6 =
 
Oefening 3
1. 75 + 9 =
 
2. 23 + 9 =
 
3. 28 + 6 =
 
4. 72 + 9 =
 
5. 16 + 8 =
 
6. 87 + 4 =
 
7. 23 + 8 =
 
8. 28 + 8 =
 
9. 45 + 7 =
 
10. 64 + 9 =
 
Oefening 4
1. 64 + 7 =
 
2. 32 + 9 =
 
3. 94 + 7 =
 
4. 35 + 9 =
 
5. 35 + 7 =
 
6. 94 + 9 =
 
7. 14 + 7 =
 
8. 33 + 9 =
 
9. 45 + 7 =
 
10. 87 + 7 =
 

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

Optellen
Oefening 1
1. 18 + 9 =
2. 74 + 8 =
3. 15 + 9 =
4. 75 + 6 =
5. 47 + 6 =
6. 32 + 9 =
7. 45 + 9 =
8. 94 + 7 =
9. 53 + 9 =
10. 64 + 9 =
Oefening 2
1. 57 + 6 =
2. 42 + 9 =
3. 97 + 6 =
4. 38 + 3 =
5. 67 + 6 =
6. 35 + 7 =
7. 54 + 8 =
8. 48 + 3 =
9. 46 + 7 =
10. 47 + 6 =
Oefening 3
1. 75 + 9 =
2. 23 + 9 =
3. 28 + 6 =
4. 72 + 9 =
5. 16 + 8 =
6. 87 + 4 =
7. 23 + 8 =
8. 28 + 8 =
9. 45 + 7 =
10. 64 + 9 =
Oefening 4
1. 64 + 7 =
2. 32 + 9 =
3. 94 + 7 =
4. 35 + 9 =
5. 35 + 7 =
6. 94 + 9 =
7. 14 + 7 =
8. 33 + 9 =
9. 45 + 7 =
10. 87 + 7 =