Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 61 + 7 =
 
2. 55 + 1 =
 
3. 17 + 1 =
 
4. 23 + 2 =
 
5. 87 + 2 =
 
6. 24 + 6 =
 
7. 71 + 9 =
 
8. 57 + 1 =
 
9. 81 + 8 =
 
10. 92 + 6 =
 
Oefening 2
1. 61 + 2 =
 
2. 13 + 4 =
 
3. 66 + 1 =
 
4. 95 + 5 =
 
5. 33 + 4 =
 
6. 77 + 1 =
 
7. 92 + 7 =
 
8. 73 + 5 =
 
9. 66 + 1 =
 
10. 15 + 3 =
 
Oefening 3
1. 98 + 2 =
 
2. 96 + 4 =
 
3. 98 + 2 =
 
4. 45 + 1 =
 
5. 85 + 5 =
 
6. 67 + 1 =
 
7. 76 + 4 =
 
8. 96 + 1 =
 
9. 42 + 2 =
 
10. 22 + 2 =
 
Oefening 4
1. 94 + 2 =
 
2. 44 + 5 =
 
3. 84 + 1 =
 
4. 35 + 2 =
 
5. 78 + 2 =
 
6. 31 + 2 =
 
7. 24 + 4 =
 
8. 55 + 5 =
 
9. 65 + 5 =
 
10. 68 + 1 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 61 + 7 =
2. 55 + 1 =
3. 17 + 1 =
4. 23 + 2 =
5. 87 + 2 =
6. 24 + 6 =
7. 71 + 9 =
8. 57 + 1 =
9. 81 + 8 =
10. 92 + 6 =
Oefening 2
1. 61 + 2 =
2. 13 + 4 =
3. 66 + 1 =
4. 95 + 5 =
5. 33 + 4 =
6. 77 + 1 =
7. 92 + 7 =
8. 73 + 5 =
9. 66 + 1 =
10. 15 + 3 =
Oefening 3
1. 98 + 2 =
2. 96 + 4 =
3. 98 + 2 =
4. 45 + 1 =
5. 85 + 5 =
6. 67 + 1 =
7. 76 + 4 =
8. 96 + 1 =
9. 42 + 2 =
10. 22 + 2 =
Oefening 4
1. 94 + 2 =
2. 44 + 5 =
3. 84 + 1 =
4. 35 + 2 =
5. 78 + 2 =
6. 31 + 2 =
7. 24 + 4 =
8. 55 + 5 =
9. 65 + 5 =
10. 68 + 1 =