Optellen tot het volgende tiental

Optellen
Oefening 1
1. 31 + 9 =
 
2. 35 + 5 =
 
3. 93 + 7 =
 
4. 43 + 7 =
 
5. 52 + 8 =
 
6. 87 + 3 =
 
7. 35 + 5 =
 
8. 44 + 6 =
 
9. 68 + 2 =
 
10. 64 + 6 =
 
Oefening 2
1. 96 + 4 =
 
2. 13 + 7 =
 
3. 54 + 6 =
 
4. 55 + 5 =
 
5. 84 + 6 =
 
6. 38 + 2 =
 
7. 71 + 9 =
 
8. 24 + 6 =
 
9. 45 + 5 =
 
10. 45 + 5 =
 
Oefening 3
1. 98 + 2 =
 
2. 93 + 7 =
 
3. 51 + 9 =
 
4. 14 + 6 =
 
5. 48 + 2 =
 
6. 18 + 2 =
 
7. 38 + 2 =
 
8. 53 + 7 =
 
9. 21 + 9 =
 
10. 96 + 4 =
 
Oefening 4
1. 45 + 5 =
 
2. 22 + 8 =
 
3. 37 + 3 =
 
4. 77 + 3 =
 
5. 61 + 9 =
 
6. 57 + 3 =
 
7. 46 + 4 =
 
8. 33 + 7 =
 
9. 78 + 2 =
 
10. 13 + 7 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 31 + 9 =
2. 35 + 5 =
3. 93 + 7 =
4. 43 + 7 =
5. 52 + 8 =
6. 87 + 3 =
7. 35 + 5 =
8. 44 + 6 =
9. 68 + 2 =
10. 64 + 6 =
Oefening 2
1. 96 + 4 =
2. 13 + 7 =
3. 54 + 6 =
4. 55 + 5 =
5. 84 + 6 =
6. 38 + 2 =
7. 71 + 9 =
8. 24 + 6 =
9. 45 + 5 =
10. 45 + 5 =
Oefening 3
1. 98 + 2 =
2. 93 + 7 =
3. 51 + 9 =
4. 14 + 6 =
5. 48 + 2 =
6. 18 + 2 =
7. 38 + 2 =
8. 53 + 7 =
9. 21 + 9 =
10. 96 + 4 =
Oefening 4
1. 45 + 5 =
2. 22 + 8 =
3. 37 + 3 =
4. 77 + 3 =
5. 61 + 9 =
6. 57 + 3 =
7. 46 + 4 =
8. 33 + 7 =
9. 78 + 2 =
10. 13 + 7 =