Optellen tot het volgende tiental

Erbijsommen
Oefening 1
1. 14 + 6 =
 
2. 58 + 2 =
 
3. 32 + 8 =
 
4. 55 + 5 =
 
5. 82 + 8 =
 
6. 85 + 5 =
 
7. 98 + 2 =
 
8. 46 + 4 =
 
9. 94 + 6 =
 
10. 14 + 6 =
 
Oefening 2
1. 28 + 2 =
 
2. 11 + 9 =
 
3. 85 + 5 =
 
4. 27 + 3 =
 
5. 68 + 2 =
 
6. 62 + 8 =
 
7. 31 + 9 =
 
8. 48 + 2 =
 
9. 25 + 5 =
 
10. 93 + 7 =
 
Oefening 3
1. 76 + 4 =
 
2. 24 + 6 =
 
3. 15 + 5 =
 
4. 65 + 5 =
 
5. 37 + 3 =
 
6. 53 + 7 =
 
7. 21 + 9 =
 
8. 75 + 5 =
 
9. 98 + 2 =
 
10. 24 + 6 =
 
Oefening 4
1. 83 + 7 =
 
2. 92 + 8 =
 
3. 13 + 7 =
 
4. 43 + 7 =
 
5. 21 + 9 =
 
6. 46 + 4 =
 
7. 14 + 6 =
 
8. 26 + 4 =
 
9. 27 + 3 =
 
10. 95 + 5 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 14 + 6 =
2. 58 + 2 =
3. 32 + 8 =
4. 55 + 5 =
5. 82 + 8 =
6. 85 + 5 =
7. 98 + 2 =
8. 46 + 4 =
9. 94 + 6 =
10. 14 + 6 =
Oefening 2
1. 28 + 2 =
2. 11 + 9 =
3. 85 + 5 =
4. 27 + 3 =
5. 68 + 2 =
6. 62 + 8 =
7. 31 + 9 =
8. 48 + 2 =
9. 25 + 5 =
10. 93 + 7 =
Oefening 3
1. 76 + 4 =
2. 24 + 6 =
3. 15 + 5 =
4. 65 + 5 =
5. 37 + 3 =
6. 53 + 7 =
7. 21 + 9 =
8. 75 + 5 =
9. 98 + 2 =
10. 24 + 6 =
Oefening 4
1. 83 + 7 =
2. 92 + 8 =
3. 13 + 7 =
4. 43 + 7 =
5. 21 + 9 =
6. 46 + 4 =
7. 14 + 6 =
8. 26 + 4 =
9. 27 + 3 =
10. 95 + 5 =