Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 160 | + | 91 | = |
|
| 2. | 580 | + | 74 | = |
|
| 3. | 630 | + | 66 | = |
|
| 4. | 960 | + | 53 | = |
|
| 5. | 270 | + | 57 | = |
|
| 6. | 430 | + | 93 | = |
|
| 7. | 410 | + | 89 | = |
|
| 8. | 890 | + | 88 | = |
|
| 9. | 830 | + | 68 | = |
|
| 10. | 910 | + | 96 | = |
|
| Oefening 2 | |||||
| 1. | 270 | + | 61 | = |
|
| 2. | 360 | + | 76 | = |
|
| 3. | 860 | + | 47 | = |
|
| 4. | 770 | + | 82 | = |
|
| 5. | 970 | + | 56 | = |
|
| 6. | 870 | + | 85 | = |
|
| 7. | 150 | + | 69 | = |
|
| 8. | 440 | + | 87 | = |
|
| 9. | 880 | + | 64 | = |
|
| 10. | 760 | + | 58 | = |
|
| Oefening 3 | |||||
| 1. | 610 | + | 84 | = |
|
| 2. | 460 | + | 43 | = |
|
| 3. | 520 | + | 91 | = |
|
| 4. | 110 | + | 87 | = |
|
| 5. | 580 | + | 67 | = |
|
| 6. | 990 | + | 47 | = |
|
| 7. | 540 | + | 64 | = |
|
| 8. | 210 | + | 83 | = |
|
| 9. | 360 | + | 97 | = |
|
| 10. | 860 | + | 78 | = |
|
| Oefening 4 | |||||
| 1. | 820 | + | 77 | = |
|
| 2. | 890 | + | 1 | = |
|
| 3. | 810 | + | 93 | = |
|
| 4. | 860 | + | 78 | = |
|
| 5. | 960 | + | 61 | = |
|
| 6. | 990 | + | 12 | = |
|
| 7. | 950 | + | 48 | = |
|
| 8. | 690 | + | 62 | = |
|
| 9. | 480 | + | 41 | = |
|
| 10. | 270 | + | 51 | = |
|