Tientallen/eenheden en eenheden optellen tot over het tiental

Erbijsommen
Oefening 1
1. 42 + 9 =
 
2. 56 + 8 =
 
3. 98 + 9 =
 
4. 58 + 6 =
 
5. 34 + 8 =
 
6. 12 + 9 =
 
7. 45 + 7 =
 
8. 72 + 9 =
 
9. 24 + 9 =
 
10. 73 + 8 =
 
Oefening 2
1. 18 + 3 =
 
2. 44 + 8 =
 
3. 55 + 7 =
 
4. 57 + 4 =
 
5. 57 + 4 =
 
6. 98 + 4 =
 
7. 53 + 9 =
 
8. 35 + 8 =
 
9. 32 + 9 =
 
10. 38 + 7 =
 
Oefening 3
1. 57 + 6 =
 
2. 23 + 8 =
 
3. 42 + 9 =
 
4. 35 + 9 =
 
5. 16 + 7 =
 
6. 26 + 8 =
 
7. 24 + 9 =
 
8. 75 + 6 =
 
9. 32 + 9 =
 
10. 45 + 8 =
 
Oefening 4
1. 43 + 9 =
 
2. 92 + 9 =
 
3. 55 + 9 =
 
4. 54 + 7 =
 
5. 25 + 6 =
 
6. 53 + 9 =
 
7. 66 + 5 =
 
8. 95 + 6 =
 
9. 62 + 9 =
 
10. 17 + 5 =
 

Tientallen/eenheden en eenheden optellen tot over het tiental
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 42 + 9 =
2. 56 + 8 =
3. 98 + 9 =
4. 58 + 6 =
5. 34 + 8 =
6. 12 + 9 =
7. 45 + 7 =
8. 72 + 9 =
9. 24 + 9 =
10. 73 + 8 =
Oefening 2
1. 18 + 3 =
2. 44 + 8 =
3. 55 + 7 =
4. 57 + 4 =
5. 57 + 4 =
6. 98 + 4 =
7. 53 + 9 =
8. 35 + 8 =
9. 32 + 9 =
10. 38 + 7 =
Oefening 3
1. 57 + 6 =
2. 23 + 8 =
3. 42 + 9 =
4. 35 + 9 =
5. 16 + 7 =
6. 26 + 8 =
7. 24 + 9 =
8. 75 + 6 =
9. 32 + 9 =
10. 45 + 8 =
Oefening 4
1. 43 + 9 =
2. 92 + 9 =
3. 55 + 9 =
4. 54 + 7 =
5. 25 + 6 =
6. 53 + 9 =
7. 66 + 5 =
8. 95 + 6 =
9. 62 + 9 =
10. 17 + 5 =