Optellen tot het volgende tiental

Optellen
Oefening 1
1. 41 + 9 =
 
2. 14 + 6 =
 
3. 51 + 9 =
 
4. 41 + 9 =
 
5. 55 + 5 =
 
6. 46 + 4 =
 
7. 46 + 4 =
 
8. 47 + 3 =
 
9. 86 + 4 =
 
10. 17 + 3 =
 
Oefening 2
1. 68 + 2 =
 
2. 84 + 6 =
 
3. 72 + 8 =
 
4. 27 + 3 =
 
5. 61 + 9 =
 
6. 35 + 5 =
 
7. 95 + 5 =
 
8. 42 + 8 =
 
9. 85 + 5 =
 
10. 26 + 4 =
 
Oefening 3
1. 36 + 4 =
 
2. 38 + 2 =
 
3. 44 + 6 =
 
4. 46 + 4 =
 
5. 28 + 2 =
 
6. 85 + 5 =
 
7. 58 + 2 =
 
8. 85 + 5 =
 
9. 32 + 8 =
 
10. 73 + 7 =
 
Oefening 4
1. 64 + 6 =
 
2. 52 + 8 =
 
3. 95 + 5 =
 
4. 34 + 6 =
 
5. 76 + 4 =
 
6. 81 + 9 =
 
7. 31 + 9 =
 
8. 46 + 4 =
 
9. 15 + 5 =
 
10. 96 + 4 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 41 + 9 =
2. 14 + 6 =
3. 51 + 9 =
4. 41 + 9 =
5. 55 + 5 =
6. 46 + 4 =
7. 46 + 4 =
8. 47 + 3 =
9. 86 + 4 =
10. 17 + 3 =
Oefening 2
1. 68 + 2 =
2. 84 + 6 =
3. 72 + 8 =
4. 27 + 3 =
5. 61 + 9 =
6. 35 + 5 =
7. 95 + 5 =
8. 42 + 8 =
9. 85 + 5 =
10. 26 + 4 =
Oefening 3
1. 36 + 4 =
2. 38 + 2 =
3. 44 + 6 =
4. 46 + 4 =
5. 28 + 2 =
6. 85 + 5 =
7. 58 + 2 =
8. 85 + 5 =
9. 32 + 8 =
10. 73 + 7 =
Oefening 4
1. 64 + 6 =
2. 52 + 8 =
3. 95 + 5 =
4. 34 + 6 =
5. 76 + 4 =
6. 81 + 9 =
7. 31 + 9 =
8. 46 + 4 =
9. 15 + 5 =
10. 96 + 4 =