Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 55 + 5 =
 
2. 53 + 3 =
 
3. 77 + 1 =
 
4. 34 + 6 =
 
5. 78 + 2 =
 
6. 36 + 3 =
 
7. 16 + 4 =
 
8. 54 + 2 =
 
9. 38 + 2 =
 
10. 45 + 3 =
 
Oefening 2
1. 35 + 5 =
 
2. 14 + 6 =
 
3. 56 + 1 =
 
4. 31 + 5 =
 
5. 11 + 2 =
 
6. 44 + 2 =
 
7. 74 + 1 =
 
8. 51 + 6 =
 
9. 86 + 4 =
 
10. 28 + 1 =
 
Oefening 3
1. 21 + 9 =
 
2. 46 + 2 =
 
3. 88 + 2 =
 
4. 14 + 1 =
 
5. 88 + 1 =
 
6. 35 + 5 =
 
7. 87 + 2 =
 
8. 86 + 2 =
 
9. 81 + 1 =
 
10. 27 + 3 =
 
Oefening 4
1. 93 + 3 =
 
2. 83 + 7 =
 
3. 81 + 3 =
 
4. 42 + 6 =
 
5. 92 + 7 =
 
6. 15 + 5 =
 
7. 86 + 3 =
 
8. 96 + 3 =
 
9. 75 + 4 =
 
10. 68 + 1 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 55 + 5 =
2. 53 + 3 =
3. 77 + 1 =
4. 34 + 6 =
5. 78 + 2 =
6. 36 + 3 =
7. 16 + 4 =
8. 54 + 2 =
9. 38 + 2 =
10. 45 + 3 =
Oefening 2
1. 35 + 5 =
2. 14 + 6 =
3. 56 + 1 =
4. 31 + 5 =
5. 11 + 2 =
6. 44 + 2 =
7. 74 + 1 =
8. 51 + 6 =
9. 86 + 4 =
10. 28 + 1 =
Oefening 3
1. 21 + 9 =
2. 46 + 2 =
3. 88 + 2 =
4. 14 + 1 =
5. 88 + 1 =
6. 35 + 5 =
7. 87 + 2 =
8. 86 + 2 =
9. 81 + 1 =
10. 27 + 3 =
Oefening 4
1. 93 + 3 =
2. 83 + 7 =
3. 81 + 3 =
4. 42 + 6 =
5. 92 + 7 =
6. 15 + 5 =
7. 86 + 3 =
8. 96 + 3 =
9. 75 + 4 =
10. 68 + 1 =