Tientallen plus tientallen tot aan het tiental

Optellen
Oefening 1
1. 17 + 53 =
 
2. 61 + 39 =
 
3. 58 + 12 =
 
4. 16 + 74 =
 
5. 41 + 39 =
 
6. 32 + 48 =
 
7. 28 + 42 =
 
8. 16 + 14 =
 
9. 37 + 63 =
 
10. 88 + 12 =
 
Oefening 2
1. 37 + 13 =
 
2. 22 + 58 =
 
3. 67 + 23 =
 
4. 12 + 68 =
 
5. 73 + 27 =
 
6. 13 + 47 =
 
7. 18 + 12 =
 
8. 42 + 18 =
 
9. 15 + 25 =
 
10. 67 + 33 =
 
Oefening 3
1. 42 + 58 =
 
2. 73 + 17 =
 
3. 24 + 26 =
 
4. 48 + 52 =
 
5. 58 + 12 =
 
6. 62 + 18 =
 
7. 34 + 46 =
 
8. 26 + 24 =
 
9. 34 + 16 =
 
10. 25 + 15 =
 
Oefening 4
1. 64 + 26 =
 
2. 74 + 16 =
 
3. 75 + 15 =
 
4. 81 + 19 =
 
5. 88 + 12 =
 
6. 73 + 17 =
 
7. 34 + 66 =
 
8. 55 + 15 =
 
9. 75 + 25 =
 
10. 64 + 26 =
 

Tientallen plus tientallen tot aan het tiental
| ANTWOORDEN

Optellen
Oefening 1
1. 17 + 53 =
2. 61 + 39 =
3. 58 + 12 =
4. 16 + 74 =
5. 41 + 39 =
6. 32 + 48 =
7. 28 + 42 =
8. 16 + 14 =
9. 37 + 63 =
10. 88 + 12 =
Oefening 2
1. 37 + 13 =
2. 22 + 58 =
3. 67 + 23 =
4. 12 + 68 =
5. 73 + 27 =
6. 13 + 47 =
7. 18 + 12 =
8. 42 + 18 =
9. 15 + 25 =
10. 67 + 33 =
Oefening 3
1. 42 + 58 =
2. 73 + 17 =
3. 24 + 26 =
4. 48 + 52 =
5. 58 + 12 =
6. 62 + 18 =
7. 34 + 46 =
8. 26 + 24 =
9. 34 + 16 =
10. 25 + 15 =
Oefening 4
1. 64 + 26 =
2. 74 + 16 =
3. 75 + 15 =
4. 81 + 19 =
5. 88 + 12 =
6. 73 + 17 =
7. 34 + 66 =
8. 55 + 15 =
9. 75 + 25 =
10. 64 + 26 =