Tientallen/eenheden en eenheden optellen tot over het tiental

Erbijsommen
Oefening 1
1. 15 + 9 =
 
2. 63 + 9 =
 
3. 43 + 8 =
 
4. 45 + 8 =
 
5. 97 + 7 =
 
6. 86 + 9 =
 
7. 44 + 9 =
 
8. 92 + 9 =
 
9. 78 + 7 =
 
10. 73 + 8 =
 
Oefening 2
1. 34 + 8 =
 
2. 45 + 7 =
 
3. 54 + 8 =
 
4. 57 + 6 =
 
5. 33 + 9 =
 
6. 73 + 8 =
 
7. 13 + 8 =
 
8. 57 + 7 =
 
9. 23 + 9 =
 
10. 62 + 9 =
 
Oefening 3
1. 37 + 7 =
 
2. 93 + 8 =
 
3. 14 + 9 =
 
4. 56 + 9 =
 
5. 24 + 8 =
 
6. 86 + 8 =
 
7. 52 + 9 =
 
8. 43 + 8 =
 
9. 98 + 9 =
 
10. 48 + 6 =
 
Oefening 4
1. 37 + 8 =
 
2. 58 + 8 =
 
3. 98 + 7 =
 
4. 56 + 5 =
 
5. 65 + 9 =
 
6. 82 + 9 =
 
7. 17 + 5 =
 
8. 38 + 6 =
 
9. 17 + 7 =
 
10. 85 + 6 =
 

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

Erbijsommen
Oefening 1
1. 15 + 9 =
2. 63 + 9 =
3. 43 + 8 =
4. 45 + 8 =
5. 97 + 7 =
6. 86 + 9 =
7. 44 + 9 =
8. 92 + 9 =
9. 78 + 7 =
10. 73 + 8 =
Oefening 2
1. 34 + 8 =
2. 45 + 7 =
3. 54 + 8 =
4. 57 + 6 =
5. 33 + 9 =
6. 73 + 8 =
7. 13 + 8 =
8. 57 + 7 =
9. 23 + 9 =
10. 62 + 9 =
Oefening 3
1. 37 + 7 =
2. 93 + 8 =
3. 14 + 9 =
4. 56 + 9 =
5. 24 + 8 =
6. 86 + 8 =
7. 52 + 9 =
8. 43 + 8 =
9. 98 + 9 =
10. 48 + 6 =
Oefening 4
1. 37 + 8 =
2. 58 + 8 =
3. 98 + 7 =
4. 56 + 5 =
5. 65 + 9 =
6. 82 + 9 =
7. 17 + 5 =
8. 38 + 6 =
9. 17 + 7 =
10. 85 + 6 =