Tientallen plus tientallen tot aan het tiental

Erbijsommen
Oefening 1
1. 53 + 17 =
 
2. 75 + 15 =
 
3. 35 + 55 =
 
4. 63 + 17 =
 
5. 66 + 24 =
 
6. 21 + 39 =
 
7. 74 + 26 =
 
8. 32 + 58 =
 
9. 86 + 14 =
 
10. 21 + 29 =
 
Oefening 2
1. 65 + 25 =
 
2. 22 + 58 =
 
3. 27 + 13 =
 
4. 11 + 19 =
 
5. 86 + 14 =
 
6. 47 + 53 =
 
7. 47 + 53 =
 
8. 87 + 13 =
 
9. 74 + 26 =
 
10. 28 + 52 =
 
Oefening 3
1. 71 + 29 =
 
2. 67 + 23 =
 
3. 51 + 29 =
 
4. 83 + 17 =
 
5. 26 + 44 =
 
6. 87 + 13 =
 
7. 86 + 14 =
 
8. 84 + 16 =
 
9. 33 + 27 =
 
10. 56 + 24 =
 
Oefening 4
1. 88 + 12 =
 
2. 15 + 55 =
 
3. 62 + 38 =
 
4. 35 + 35 =
 
5. 76 + 14 =
 
6. 11 + 69 =
 
7. 14 + 86 =
 
8. 48 + 42 =
 
9. 66 + 14 =
 
10. 66 + 14 =
 

Tientallen plus tientallen tot aan het tiental
| ANTWOORDEN

Erbijsommen
Oefening 1
1. 53 + 17 =
2. 75 + 15 =
3. 35 + 55 =
4. 63 + 17 =
5. 66 + 24 =
6. 21 + 39 =
7. 74 + 26 =
8. 32 + 58 =
9. 86 + 14 =
10. 21 + 29 =
Oefening 2
1. 65 + 25 =
2. 22 + 58 =
3. 27 + 13 =
4. 11 + 19 =
5. 86 + 14 =
6. 47 + 53 =
7. 47 + 53 =
8. 87 + 13 =
9. 74 + 26 =
10. 28 + 52 =
Oefening 3
1. 71 + 29 =
2. 67 + 23 =
3. 51 + 29 =
4. 83 + 17 =
5. 26 + 44 =
6. 87 + 13 =
7. 86 + 14 =
8. 84 + 16 =
9. 33 + 27 =
10. 56 + 24 =
Oefening 4
1. 88 + 12 =
2. 15 + 55 =
3. 62 + 38 =
4. 35 + 35 =
5. 76 + 14 =
6. 11 + 69 =
7. 14 + 86 =
8. 48 + 42 =
9. 66 + 14 =
10. 66 + 14 =