Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 73 + 5 =
 
2. 98 + 2 =
 
3. 17 + 1 =
 
4. 78 + 1 =
 
5. 82 + 7 =
 
6. 96 + 1 =
 
7. 18 + 2 =
 
8. 87 + 3 =
 
9. 82 + 5 =
 
10. 43 + 7 =
 
Oefening 2
1. 86 + 1 =
 
2. 92 + 4 =
 
3. 31 + 6 =
 
4. 44 + 6 =
 
5. 61 + 5 =
 
6. 26 + 2 =
 
7. 55 + 4 =
 
8. 48 + 1 =
 
9. 95 + 2 =
 
10. 56 + 4 =
 
Oefening 3
1. 33 + 7 =
 
2. 61 + 5 =
 
3. 58 + 1 =
 
4. 22 + 7 =
 
5. 98 + 2 =
 
6. 47 + 1 =
 
7. 73 + 4 =
 
8. 72 + 7 =
 
9. 23 + 3 =
 
10. 91 + 8 =
 
Oefening 4
1. 87 + 3 =
 
2. 62 + 1 =
 
3. 37 + 2 =
 
4. 92 + 1 =
 
5. 58 + 1 =
 
6. 35 + 4 =
 
7. 26 + 4 =
 
8. 74 + 1 =
 
9. 64 + 5 =
 
10. 64 + 2 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 73 + 5 =
2. 98 + 2 =
3. 17 + 1 =
4. 78 + 1 =
5. 82 + 7 =
6. 96 + 1 =
7. 18 + 2 =
8. 87 + 3 =
9. 82 + 5 =
10. 43 + 7 =
Oefening 2
1. 86 + 1 =
2. 92 + 4 =
3. 31 + 6 =
4. 44 + 6 =
5. 61 + 5 =
6. 26 + 2 =
7. 55 + 4 =
8. 48 + 1 =
9. 95 + 2 =
10. 56 + 4 =
Oefening 3
1. 33 + 7 =
2. 61 + 5 =
3. 58 + 1 =
4. 22 + 7 =
5. 98 + 2 =
6. 47 + 1 =
7. 73 + 4 =
8. 72 + 7 =
9. 23 + 3 =
10. 91 + 8 =
Oefening 4
1. 87 + 3 =
2. 62 + 1 =
3. 37 + 2 =
4. 92 + 1 =
5. 58 + 1 =
6. 35 + 4 =
7. 26 + 4 =
8. 74 + 1 =
9. 64 + 5 =
10. 64 + 2 =