Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 88 + 2 =
 
2. 57 + 1 =
 
3. 36 + 3 =
 
4. 85 + 1 =
 
5. 75 + 2 =
 
6. 74 + 3 =
 
7. 65 + 4 =
 
8. 35 + 1 =
 
9. 68 + 2 =
 
10. 15 + 5 =
 
Oefening 2
1. 27 + 2 =
 
2. 13 + 5 =
 
3. 43 + 6 =
 
4. 23 + 4 =
 
5. 26 + 4 =
 
6. 16 + 3 =
 
7. 72 + 2 =
 
8. 21 + 7 =
 
9. 16 + 3 =
 
10. 37 + 3 =
 
Oefening 3
1. 22 + 3 =
 
2. 45 + 3 =
 
3. 24 + 2 =
 
4. 82 + 5 =
 
5. 71 + 3 =
 
6. 57 + 1 =
 
7. 75 + 2 =
 
8. 87 + 2 =
 
9. 71 + 2 =
 
10. 24 + 2 =
 
Oefening 4
1. 34 + 5 =
 
2. 56 + 4 =
 
3. 62 + 1 =
 
4. 74 + 1 =
 
5. 73 + 3 =
 
6. 91 + 5 =
 
7. 76 + 4 =
 
8. 63 + 1 =
 
9. 95 + 3 =
 
10. 54 + 2 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 88 + 2 =
2. 57 + 1 =
3. 36 + 3 =
4. 85 + 1 =
5. 75 + 2 =
6. 74 + 3 =
7. 65 + 4 =
8. 35 + 1 =
9. 68 + 2 =
10. 15 + 5 =
Oefening 2
1. 27 + 2 =
2. 13 + 5 =
3. 43 + 6 =
4. 23 + 4 =
5. 26 + 4 =
6. 16 + 3 =
7. 72 + 2 =
8. 21 + 7 =
9. 16 + 3 =
10. 37 + 3 =
Oefening 3
1. 22 + 3 =
2. 45 + 3 =
3. 24 + 2 =
4. 82 + 5 =
5. 71 + 3 =
6. 57 + 1 =
7. 75 + 2 =
8. 87 + 2 =
9. 71 + 2 =
10. 24 + 2 =
Oefening 4
1. 34 + 5 =
2. 56 + 4 =
3. 62 + 1 =
4. 74 + 1 =
5. 73 + 3 =
6. 91 + 5 =
7. 76 + 4 =
8. 63 + 1 =
9. 95 + 3 =
10. 54 + 2 =