Optellen tot het volgende tiental

Optellen
Oefening 1
1. 42 + 8 =
 
2. 61 + 9 =
 
3. 51 + 9 =
 
4. 67 + 3 =
 
5. 95 + 5 =
 
6. 64 + 6 =
 
7. 17 + 3 =
 
8. 17 + 3 =
 
9. 58 + 2 =
 
10. 16 + 4 =
 
Oefening 2
1. 36 + 4 =
 
2. 38 + 2 =
 
3. 45 + 5 =
 
4. 67 + 3 =
 
5. 12 + 8 =
 
6. 18 + 2 =
 
7. 95 + 5 =
 
8. 47 + 3 =
 
9. 83 + 7 =
 
10. 57 + 3 =
 
Oefening 3
1. 43 + 7 =
 
2. 95 + 5 =
 
3. 25 + 5 =
 
4. 41 + 9 =
 
5. 32 + 8 =
 
6. 11 + 9 =
 
7. 32 + 8 =
 
8. 16 + 4 =
 
9. 68 + 2 =
 
10. 35 + 5 =
 
Oefening 4
1. 18 + 2 =
 
2. 98 + 2 =
 
3. 44 + 6 =
 
4. 56 + 4 =
 
5. 98 + 2 =
 
6. 88 + 2 =
 
7. 35 + 5 =
 
8. 17 + 3 =
 
9. 77 + 3 =
 
10. 13 + 7 =
 

Optellen tot het volgende tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 42 + 8 =
2. 61 + 9 =
3. 51 + 9 =
4. 67 + 3 =
5. 95 + 5 =
6. 64 + 6 =
7. 17 + 3 =
8. 17 + 3 =
9. 58 + 2 =
10. 16 + 4 =
Oefening 2
1. 36 + 4 =
2. 38 + 2 =
3. 45 + 5 =
4. 67 + 3 =
5. 12 + 8 =
6. 18 + 2 =
7. 95 + 5 =
8. 47 + 3 =
9. 83 + 7 =
10. 57 + 3 =
Oefening 3
1. 43 + 7 =
2. 95 + 5 =
3. 25 + 5 =
4. 41 + 9 =
5. 32 + 8 =
6. 11 + 9 =
7. 32 + 8 =
8. 16 + 4 =
9. 68 + 2 =
10. 35 + 5 =
Oefening 4
1. 18 + 2 =
2. 98 + 2 =
3. 44 + 6 =
4. 56 + 4 =
5. 98 + 2 =
6. 88 + 2 =
7. 35 + 5 =
8. 17 + 3 =
9. 77 + 3 =
10. 13 + 7 =