Tientallen/eenheden min tientallen

Erafsommen
Oefening 1
1. 61 - 20 =
 
2. 73 - 70 =
 
3. 33 - 30 =
 
4. 66 - 20 =
 
5. 86 - 30 =
 
6. 82 - 70 =
 
7. 74 - 70 =
 
8. 55 - 40 =
 
9. 13 - 10 =
 
10. 11 - 10 =
 
Oefening 2
1. 73 - 60 =
 
2. 87 - 20 =
 
3. 56 - 20 =
 
4. 82 - 40 =
 
5. 84 - 20 =
 
6. 52 - 10 =
 
7. 44 - 10 =
 
8. 37 - 30 =
 
9. 13 - 10 =
 
10. 13 - 10 =
 
Oefening 3
1. 35 - 10 =
 
2. 47 - 40 =
 
3. 28 - 10 =
 
4. 52 - 20 =
 
5. 61 - 60 =
 
6. 73 - 10 =
 
7. 54 - 20 =
 
8. 28 - 20 =
 
9. 27 - 10 =
 
10. 82 - 30 =
 
Oefening 4
1. 72 - 30 =
 
2. 53 - 30 =
 
3. 68 - 50 =
 
4. 57 - 20 =
 
5. 45 - 30 =
 
6. 17 - 10 =
 
7. 35 - 20 =
 
8. 61 - 50 =
 
9. 31 - 30 =
 
10. 81 - 20 =
 

Tientallen/eenheden min tientallen
| ANTWOORDEN

Erafsommen
Oefening 1
1. 61 - 20 =
2. 73 - 70 =
3. 33 - 30 =
4. 66 - 20 =
5. 86 - 30 =
6. 82 - 70 =
7. 74 - 70 =
8. 55 - 40 =
9. 13 - 10 =
10. 11 - 10 =
Oefening 2
1. 73 - 60 =
2. 87 - 20 =
3. 56 - 20 =
4. 82 - 40 =
5. 84 - 20 =
6. 52 - 10 =
7. 44 - 10 =
8. 37 - 30 =
9. 13 - 10 =
10. 13 - 10 =
Oefening 3
1. 35 - 10 =
2. 47 - 40 =
3. 28 - 10 =
4. 52 - 20 =
5. 61 - 60 =
6. 73 - 10 =
7. 54 - 20 =
8. 28 - 20 =
9. 27 - 10 =
10. 82 - 30 =
Oefening 4
1. 72 - 30 =
2. 53 - 30 =
3. 68 - 50 =
4. 57 - 20 =
5. 45 - 30 =
6. 17 - 10 =
7. 35 - 20 =
8. 61 - 50 =
9. 31 - 30 =
10. 81 - 20 =