Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 43 + 3 =
 
2. 52 + 7 =
 
3. 23 + 1 =
 
4. 31 + 3 =
 
5. 53 + 4 =
 
6. 32 + 3 =
 
7. 85 + 3 =
 
8. 48 + 2 =
 
9. 15 + 1 =
 
10. 15 + 5 =
 
Oefening 2
1. 83 + 4 =
 
2. 45 + 4 =
 
3. 17 + 3 =
 
4. 74 + 1 =
 
5. 25 + 2 =
 
6. 58 + 1 =
 
7. 77 + 2 =
 
8. 23 + 4 =
 
9. 81 + 1 =
 
10. 47 + 1 =
 
Oefening 3
1. 88 + 2 =
 
2. 46 + 1 =
 
3. 85 + 1 =
 
4. 76 + 2 =
 
5. 85 + 1 =
 
6. 33 + 5 =
 
7. 74 + 4 =
 
8. 77 + 2 =
 
9. 33 + 5 =
 
10. 58 + 1 =
 
Oefening 4
1. 37 + 1 =
 
2. 23 + 1 =
 
3. 38 + 2 =
 
4. 28 + 1 =
 
5. 26 + 4 =
 
6. 74 + 3 =
 
7. 14 + 5 =
 
8. 61 + 2 =
 
9. 34 + 2 =
 
10. 93 + 2 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 43 + 3 =
2. 52 + 7 =
3. 23 + 1 =
4. 31 + 3 =
5. 53 + 4 =
6. 32 + 3 =
7. 85 + 3 =
8. 48 + 2 =
9. 15 + 1 =
10. 15 + 5 =
Oefening 2
1. 83 + 4 =
2. 45 + 4 =
3. 17 + 3 =
4. 74 + 1 =
5. 25 + 2 =
6. 58 + 1 =
7. 77 + 2 =
8. 23 + 4 =
9. 81 + 1 =
10. 47 + 1 =
Oefening 3
1. 88 + 2 =
2. 46 + 1 =
3. 85 + 1 =
4. 76 + 2 =
5. 85 + 1 =
6. 33 + 5 =
7. 74 + 4 =
8. 77 + 2 =
9. 33 + 5 =
10. 58 + 1 =
Oefening 4
1. 37 + 1 =
2. 23 + 1 =
3. 38 + 2 =
4. 28 + 1 =
5. 26 + 4 =
6. 74 + 3 =
7. 14 + 5 =
8. 61 + 2 =
9. 34 + 2 =
10. 93 + 2 =