Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 43 + 3 =
 
2. 83 + 1 =
 
3. 94 + 6 =
 
4. 23 + 7 =
 
5. 85 + 4 =
 
6. 54 + 5 =
 
7. 73 + 6 =
 
8. 38 + 1 =
 
9. 83 + 7 =
 
10. 32 + 7 =
 
Oefening 2
1. 23 + 4 =
 
2. 93 + 2 =
 
3. 44 + 5 =
 
4. 74 + 1 =
 
5. 91 + 3 =
 
6. 47 + 3 =
 
7. 87 + 3 =
 
8. 64 + 2 =
 
9. 26 + 4 =
 
10. 93 + 6 =
 
Oefening 3
1. 67 + 3 =
 
2. 35 + 5 =
 
3. 22 + 4 =
 
4. 21 + 9 =
 
5. 15 + 4 =
 
6. 92 + 5 =
 
7. 44 + 5 =
 
8. 47 + 1 =
 
9. 57 + 3 =
 
10. 34 + 6 =
 
Oefening 4
1. 37 + 2 =
 
2. 58 + 1 =
 
3. 91 + 2 =
 
4. 73 + 1 =
 
5. 54 + 3 =
 
6. 73 + 2 =
 
7. 15 + 3 =
 
8. 44 + 6 =
 
9. 55 + 3 =
 
10. 93 + 3 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 43 + 3 =
2. 83 + 1 =
3. 94 + 6 =
4. 23 + 7 =
5. 85 + 4 =
6. 54 + 5 =
7. 73 + 6 =
8. 38 + 1 =
9. 83 + 7 =
10. 32 + 7 =
Oefening 2
1. 23 + 4 =
2. 93 + 2 =
3. 44 + 5 =
4. 74 + 1 =
5. 91 + 3 =
6. 47 + 3 =
7. 87 + 3 =
8. 64 + 2 =
9. 26 + 4 =
10. 93 + 6 =
Oefening 3
1. 67 + 3 =
2. 35 + 5 =
3. 22 + 4 =
4. 21 + 9 =
5. 15 + 4 =
6. 92 + 5 =
7. 44 + 5 =
8. 47 + 1 =
9. 57 + 3 =
10. 34 + 6 =
Oefening 4
1. 37 + 2 =
2. 58 + 1 =
3. 91 + 2 =
4. 73 + 1 =
5. 54 + 3 =
6. 73 + 2 =
7. 15 + 3 =
8. 44 + 6 =
9. 55 + 3 =
10. 93 + 3 =