Tientallen/eenheden min tientallen

Erafsommen
Oefening 1
1. 42 - 20 =
 
2. 77 - 10 =
 
3. 45 - 40 =
 
4. 27 - 10 =
 
5. 32 - 30 =
 
6. 84 - 40 =
 
7. 87 - 10 =
 
8. 74 - 50 =
 
9. 43 - 30 =
 
10. 18 - 10 =
 
Oefening 2
1. 57 - 20 =
 
2. 88 - 80 =
 
3. 33 - 30 =
 
4. 65 - 60 =
 
5. 55 - 20 =
 
6. 87 - 80 =
 
7. 27 - 20 =
 
8. 81 - 50 =
 
9. 78 - 70 =
 
10. 86 - 60 =
 
Oefening 3
1. 53 - 50 =
 
2. 68 - 60 =
 
3. 25 - 20 =
 
4. 26 - 20 =
 
5. 26 - 10 =
 
6. 42 - 10 =
 
7. 58 - 20 =
 
8. 67 - 10 =
 
9. 72 - 20 =
 
10. 82 - 80 =
 
Oefening 4
1. 88 - 30 =
 
2. 46 - 40 =
 
3. 85 - 40 =
 
4. 27 - 20 =
 
5. 53 - 10 =
 
6. 12 - 10 =
 
7. 47 - 30 =
 
8. 78 - 60 =
 
9. 44 - 40 =
 
10. 58 - 40 =
 

Tientallen/eenheden min tientallen
| ANTWOORDEN

Erafsommen
Oefening 1
1. 42 - 20 =
2. 77 - 10 =
3. 45 - 40 =
4. 27 - 10 =
5. 32 - 30 =
6. 84 - 40 =
7. 87 - 10 =
8. 74 - 50 =
9. 43 - 30 =
10. 18 - 10 =
Oefening 2
1. 57 - 20 =
2. 88 - 80 =
3. 33 - 30 =
4. 65 - 60 =
5. 55 - 20 =
6. 87 - 80 =
7. 27 - 20 =
8. 81 - 50 =
9. 78 - 70 =
10. 86 - 60 =
Oefening 3
1. 53 - 50 =
2. 68 - 60 =
3. 25 - 20 =
4. 26 - 20 =
5. 26 - 10 =
6. 42 - 10 =
7. 58 - 20 =
8. 67 - 10 =
9. 72 - 20 =
10. 82 - 80 =
Oefening 4
1. 88 - 30 =
2. 46 - 40 =
3. 85 - 40 =
4. 27 - 20 =
5. 53 - 10 =
6. 12 - 10 =
7. 47 - 30 =
8. 78 - 60 =
9. 44 - 40 =
10. 58 - 40 =