Tientallen/eenheden plus tientallen

Optellen
Oefening 1
1. 33 + 60 =
 
2. 66 + 10 =
 
3. 82 + 10 =
 
4. 56 + 30 =
 
5. 27 + 60 =
 
6. 48 + 20 =
 
7. 35 + 50 =
 
8. 68 + 30 =
 
9. 41 + 50 =
 
10. 34 + 20 =
 
Oefening 2
1. 46 + 20 =
 
2. 86 + 10 =
 
3. 56 + 40 =
 
4. 32 + 10 =
 
5. 57 + 40 =
 
6. 84 + 10 =
 
7. 86 + 10 =
 
8. 35 + 40 =
 
9. 62 + 30 =
 
10. 82 + 20 =
 
Oefening 3
1. 44 + 20 =
 
2. 72 + 20 =
 
3. 31 + 50 =
 
4. 74 + 20 =
 
5. 65 + 10 =
 
6. 43 + 10 =
 
7. 54 + 20 =
 
8. 71 + 30 =
 
9. 37 + 60 =
 
10. 86 + 10 =
 
Oefening 4
1. 67 + 30 =
 
2. 42 + 30 =
 
3. 66 + 30 =
 
4. 71 + 20 =
 
5. 88 + 10 =
 
6. 43 + 50 =
 
7. 25 + 70 =
 
8. 51 + 40 =
 
9. 57 + 40 =
 
10. 37 + 50 =
 

Tientallen/eenheden plus tientallen
| ANTWOORDEN

Optellen
Oefening 1
1. 33 + 60 =
2. 66 + 10 =
3. 82 + 10 =
4. 56 + 30 =
5. 27 + 60 =
6. 48 + 20 =
7. 35 + 50 =
8. 68 + 30 =
9. 41 + 50 =
10. 34 + 20 =
Oefening 2
1. 46 + 20 =
2. 86 + 10 =
3. 56 + 40 =
4. 32 + 10 =
5. 57 + 40 =
6. 84 + 10 =
7. 86 + 10 =
8. 35 + 40 =
9. 62 + 30 =
10. 82 + 20 =
Oefening 3
1. 44 + 20 =
2. 72 + 20 =
3. 31 + 50 =
4. 74 + 20 =
5. 65 + 10 =
6. 43 + 10 =
7. 54 + 20 =
8. 71 + 30 =
9. 37 + 60 =
10. 86 + 10 =
Oefening 4
1. 67 + 30 =
2. 42 + 30 =
3. 66 + 30 =
4. 71 + 20 =
5. 88 + 10 =
6. 43 + 50 =
7. 25 + 70 =
8. 51 + 40 =
9. 57 + 40 =
10. 37 + 50 =