Optellen tot het volgende tiental

Optellen
Oefening 1
1. 47 + 3 =
 
2. 92 + 8 =
 
3. 78 + 2 =
 
4. 55 + 5 =
 
5. 82 + 8 =
 
6. 61 + 9 =
 
7. 57 + 3 =
 
8. 43 + 7 =
 
9. 95 + 5 =
 
10. 17 + 3 =
 
Oefening 2
1. 88 + 2 =
 
2. 97 + 3 =
 
3. 58 + 2 =
 
4. 85 + 5 =
 
5. 55 + 5 =
 
6. 84 + 6 =
 
7. 51 + 9 =
 
8. 27 + 3 =
 
9. 63 + 7 =
 
10. 64 + 6 =
 
Oefening 3
1. 46 + 4 =
 
2. 21 + 9 =
 
3. 94 + 6 =
 
4. 23 + 7 =
 
5. 93 + 7 =
 
6. 83 + 7 =
 
7. 95 + 5 =
 
8. 98 + 2 =
 
9. 98 + 2 =
 
10. 47 + 3 =
 
Oefening 4
1. 22 + 8 =
 
2. 86 + 4 =
 
3. 78 + 2 =
 
4. 32 + 8 =
 
5. 46 + 4 =
 
6. 84 + 6 =
 
7. 13 + 7 =
 
8. 75 + 5 =
 
9. 56 + 4 =
 
10. 26 + 4 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 47 + 3 =
2. 92 + 8 =
3. 78 + 2 =
4. 55 + 5 =
5. 82 + 8 =
6. 61 + 9 =
7. 57 + 3 =
8. 43 + 7 =
9. 95 + 5 =
10. 17 + 3 =
Oefening 2
1. 88 + 2 =
2. 97 + 3 =
3. 58 + 2 =
4. 85 + 5 =
5. 55 + 5 =
6. 84 + 6 =
7. 51 + 9 =
8. 27 + 3 =
9. 63 + 7 =
10. 64 + 6 =
Oefening 3
1. 46 + 4 =
2. 21 + 9 =
3. 94 + 6 =
4. 23 + 7 =
5. 93 + 7 =
6. 83 + 7 =
7. 95 + 5 =
8. 98 + 2 =
9. 98 + 2 =
10. 47 + 3 =
Oefening 4
1. 22 + 8 =
2. 86 + 4 =
3. 78 + 2 =
4. 32 + 8 =
5. 46 + 4 =
6. 84 + 6 =
7. 13 + 7 =
8. 75 + 5 =
9. 56 + 4 =
10. 26 + 4 =