Tientallen/eenheden plus tientallen

Optellen
Oefening 1
1. 65 + 30 =
 
2. 46 + 50 =
 
3. 72 + 10 =
 
4. 77 + 10 =
 
5. 32 + 40 =
 
6. 13 + 60 =
 
7. 62 + 10 =
 
8. 47 + 50 =
 
9. 53 + 40 =
 
10. 62 + 30 =
 
Oefening 2
1. 15 + 30 =
 
2. 54 + 30 =
 
3. 74 + 20 =
 
4. 73 + 30 =
 
5. 57 + 20 =
 
6. 12 + 10 =
 
7. 15 + 50 =
 
8. 77 + 20 =
 
9. 42 + 50 =
 
10. 65 + 20 =
 
Oefening 3
1. 14 + 30 =
 
2. 62 + 20 =
 
3. 82 + 10 =
 
4. 65 + 30 =
 
5. 21 + 50 =
 
6. 63 + 30 =
 
7. 23 + 40 =
 
8. 87 + 10 =
 
9. 32 + 10 =
 
10. 67 + 30 =
 
Oefening 4
1. 57 + 30 =
 
2. 66 + 20 =
 
3. 31 + 70 =
 
4. 81 + 20 =
 
5. 31 + 70 =
 
6. 77 + 10 =
 
7. 57 + 30 =
 
8. 75 + 10 =
 
9. 55 + 30 =
 
10. 84 + 10 =
 

Tientallen/eenheden plus tientallen
| ANTWOORDEN

Optellen
Oefening 1
1. 65 + 30 =
2. 46 + 50 =
3. 72 + 10 =
4. 77 + 10 =
5. 32 + 40 =
6. 13 + 60 =
7. 62 + 10 =
8. 47 + 50 =
9. 53 + 40 =
10. 62 + 30 =
Oefening 2
1. 15 + 30 =
2. 54 + 30 =
3. 74 + 20 =
4. 73 + 30 =
5. 57 + 20 =
6. 12 + 10 =
7. 15 + 50 =
8. 77 + 20 =
9. 42 + 50 =
10. 65 + 20 =
Oefening 3
1. 14 + 30 =
2. 62 + 20 =
3. 82 + 10 =
4. 65 + 30 =
5. 21 + 50 =
6. 63 + 30 =
7. 23 + 40 =
8. 87 + 10 =
9. 32 + 10 =
10. 67 + 30 =
Oefening 4
1. 57 + 30 =
2. 66 + 20 =
3. 31 + 70 =
4. 81 + 20 =
5. 31 + 70 =
6. 77 + 10 =
7. 57 + 30 =
8. 75 + 10 =
9. 55 + 30 =
10. 84 + 10 =