Tientallen/eenheden min tientallen

Erafsommen
Oefening 1
1. 66 - 50 =
 
2. 61 - 40 =
 
3. 55 - 50 =
 
4. 42 - 30 =
 
5. 62 - 60 =
 
6. 88 - 80 =
 
7. 31 - 20 =
 
8. 41 - 30 =
 
9. 78 - 30 =
 
10. 41 - 30 =
 
Oefening 2
1. 17 - 10 =
 
2. 13 - 10 =
 
3. 16 - 10 =
 
4. 71 - 30 =
 
5. 86 - 10 =
 
6. 74 - 60 =
 
7. 32 - 20 =
 
8. 58 - 50 =
 
9. 24 - 20 =
 
10. 33 - 10 =
 
Oefening 3
1. 85 - 70 =
 
2. 12 - 10 =
 
3. 78 - 50 =
 
4. 64 - 50 =
 
5. 25 - 10 =
 
6. 76 - 30 =
 
7. 72 - 20 =
 
8. 55 - 10 =
 
9. 72 - 40 =
 
10. 74 - 20 =
 
Oefening 4
1. 34 - 30 =
 
2. 25 - 10 =
 
3. 64 - 30 =
 
4. 67 - 30 =
 
5. 75 - 20 =
 
6. 28 - 20 =
 
7. 66 - 60 =
 
8. 74 - 60 =
 
9. 27 - 10 =
 
10. 64 - 50 =
 

Tientallen/eenheden min tientallen
| ANTWOORDEN

Erafsommen
Oefening 1
1. 66 - 50 =
2. 61 - 40 =
3. 55 - 50 =
4. 42 - 30 =
5. 62 - 60 =
6. 88 - 80 =
7. 31 - 20 =
8. 41 - 30 =
9. 78 - 30 =
10. 41 - 30 =
Oefening 2
1. 17 - 10 =
2. 13 - 10 =
3. 16 - 10 =
4. 71 - 30 =
5. 86 - 10 =
6. 74 - 60 =
7. 32 - 20 =
8. 58 - 50 =
9. 24 - 20 =
10. 33 - 10 =
Oefening 3
1. 85 - 70 =
2. 12 - 10 =
3. 78 - 50 =
4. 64 - 50 =
5. 25 - 10 =
6. 76 - 30 =
7. 72 - 20 =
8. 55 - 10 =
9. 72 - 40 =
10. 74 - 20 =
Oefening 4
1. 34 - 30 =
2. 25 - 10 =
3. 64 - 30 =
4. 67 - 30 =
5. 75 - 20 =
6. 28 - 20 =
7. 66 - 60 =
8. 74 - 60 =
9. 27 - 10 =
10. 64 - 50 =