Optellen tot het volgende tiental

Optellen
Oefening 1
1. 34 + 6 =
 
2. 11 + 9 =
 
3. 54 + 6 =
 
4. 67 + 3 =
 
5. 57 + 3 =
 
6. 41 + 9 =
 
7. 94 + 6 =
 
8. 14 + 6 =
 
9. 92 + 8 =
 
10. 36 + 4 =
 
Oefening 2
1. 93 + 7 =
 
2. 65 + 5 =
 
3. 21 + 9 =
 
4. 45 + 5 =
 
5. 53 + 7 =
 
6. 53 + 7 =
 
7. 73 + 7 =
 
8. 23 + 7 =
 
9. 84 + 6 =
 
10. 57 + 3 =
 
Oefening 3
1. 25 + 5 =
 
2. 13 + 7 =
 
3. 27 + 3 =
 
4. 27 + 3 =
 
5. 55 + 5 =
 
6. 16 + 4 =
 
7. 41 + 9 =
 
8. 55 + 5 =
 
9. 58 + 2 =
 
10. 42 + 8 =
 
Oefening 4
1. 32 + 8 =
 
2. 14 + 6 =
 
3. 98 + 2 =
 
4. 12 + 8 =
 
5. 74 + 6 =
 
6. 83 + 7 =
 
7. 17 + 3 =
 
8. 92 + 8 =
 
9. 78 + 2 =
 
10. 94 + 6 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 34 + 6 =
2. 11 + 9 =
3. 54 + 6 =
4. 67 + 3 =
5. 57 + 3 =
6. 41 + 9 =
7. 94 + 6 =
8. 14 + 6 =
9. 92 + 8 =
10. 36 + 4 =
Oefening 2
1. 93 + 7 =
2. 65 + 5 =
3. 21 + 9 =
4. 45 + 5 =
5. 53 + 7 =
6. 53 + 7 =
7. 73 + 7 =
8. 23 + 7 =
9. 84 + 6 =
10. 57 + 3 =
Oefening 3
1. 25 + 5 =
2. 13 + 7 =
3. 27 + 3 =
4. 27 + 3 =
5. 55 + 5 =
6. 16 + 4 =
7. 41 + 9 =
8. 55 + 5 =
9. 58 + 2 =
10. 42 + 8 =
Oefening 4
1. 32 + 8 =
2. 14 + 6 =
3. 98 + 2 =
4. 12 + 8 =
5. 74 + 6 =
6. 83 + 7 =
7. 17 + 3 =
8. 92 + 8 =
9. 78 + 2 =
10. 94 + 6 =