Tientallen/eenheden en eenheden optellen

Erbijsommen
Oefening 1
1. 77 + 2 =
 
2. 22 + 7 =
 
3. 28 + 1 =
 
4. 83 + 5 =
 
5. 51 + 9 =
 
6. 42 + 7 =
 
7. 75 + 3 =
 
8. 31 + 2 =
 
9. 88 + 2 =
 
10. 46 + 3 =
 
Oefening 2
1. 95 + 4 =
 
2. 26 + 3 =
 
3. 17 + 3 =
 
4. 94 + 4 =
 
5. 23 + 3 =
 
6. 75 + 3 =
 
7. 23 + 3 =
 
8. 56 + 3 =
 
9. 77 + 2 =
 
10. 71 + 7 =
 
Oefening 3
1. 48 + 2 =
 
2. 73 + 7 =
 
3. 37 + 1 =
 
4. 91 + 6 =
 
5. 11 + 6 =
 
6. 17 + 1 =
 
7. 17 + 3 =
 
8. 58 + 1 =
 
9. 85 + 1 =
 
10. 52 + 7 =
 
Oefening 4
1. 24 + 6 =
 
2. 77 + 1 =
 
3. 97 + 2 =
 
4. 36 + 1 =
 
5. 98 + 1 =
 
6. 66 + 2 =
 
7. 73 + 7 =
 
8. 85 + 3 =
 
9. 47 + 1 =
 
10. 52 + 5 =
 

Tientallen/eenheden en eenheden optellen
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 77 + 2 =
2. 22 + 7 =
3. 28 + 1 =
4. 83 + 5 =
5. 51 + 9 =
6. 42 + 7 =
7. 75 + 3 =
8. 31 + 2 =
9. 88 + 2 =
10. 46 + 3 =
Oefening 2
1. 95 + 4 =
2. 26 + 3 =
3. 17 + 3 =
4. 94 + 4 =
5. 23 + 3 =
6. 75 + 3 =
7. 23 + 3 =
8. 56 + 3 =
9. 77 + 2 =
10. 71 + 7 =
Oefening 3
1. 48 + 2 =
2. 73 + 7 =
3. 37 + 1 =
4. 91 + 6 =
5. 11 + 6 =
6. 17 + 1 =
7. 17 + 3 =
8. 58 + 1 =
9. 85 + 1 =
10. 52 + 7 =
Oefening 4
1. 24 + 6 =
2. 77 + 1 =
3. 97 + 2 =
4. 36 + 1 =
5. 98 + 1 =
6. 66 + 2 =
7. 73 + 7 =
8. 85 + 3 =
9. 47 + 1 =
10. 52 + 5 =