Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 22 + 7 =
 
2. 42 + 6 =
 
3. 41 + 1 =
 
4. 54 + 4 =
 
5. 26 + 2 =
 
6. 88 + 1 =
 
7. 38 + 1 =
 
8. 32 + 7 =
 
9. 48 + 2 =
 
10. 36 + 2 =
 
Oefening 2
1. 78 + 1 =
 
2. 45 + 5 =
 
3. 95 + 1 =
 
4. 57 + 1 =
 
5. 21 + 1 =
 
6. 87 + 3 =
 
7. 18 + 1 =
 
8. 21 + 3 =
 
9. 91 + 3 =
 
10. 24 + 2 =
 
Oefening 3
1. 31 + 3 =
 
2. 67 + 2 =
 
3. 17 + 1 =
 
4. 75 + 1 =
 
5. 53 + 6 =
 
6. 35 + 3 =
 
7. 31 + 7 =
 
8. 25 + 5 =
 
9. 95 + 5 =
 
10. 73 + 7 =
 
Oefening 4
1. 16 + 4 =
 
2. 85 + 2 =
 
3. 94 + 6 =
 
4. 17 + 1 =
 
5. 58 + 2 =
 
6. 95 + 3 =
 
7. 83 + 1 =
 
8. 97 + 2 =
 
9. 45 + 1 =
 
10. 53 + 6 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 22 + 7 =
2. 42 + 6 =
3. 41 + 1 =
4. 54 + 4 =
5. 26 + 2 =
6. 88 + 1 =
7. 38 + 1 =
8. 32 + 7 =
9. 48 + 2 =
10. 36 + 2 =
Oefening 2
1. 78 + 1 =
2. 45 + 5 =
3. 95 + 1 =
4. 57 + 1 =
5. 21 + 1 =
6. 87 + 3 =
7. 18 + 1 =
8. 21 + 3 =
9. 91 + 3 =
10. 24 + 2 =
Oefening 3
1. 31 + 3 =
2. 67 + 2 =
3. 17 + 1 =
4. 75 + 1 =
5. 53 + 6 =
6. 35 + 3 =
7. 31 + 7 =
8. 25 + 5 =
9. 95 + 5 =
10. 73 + 7 =
Oefening 4
1. 16 + 4 =
2. 85 + 2 =
3. 94 + 6 =
4. 17 + 1 =
5. 58 + 2 =
6. 95 + 3 =
7. 83 + 1 =
8. 97 + 2 =
9. 45 + 1 =
10. 53 + 6 =