Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 380 | + | 28 | = |
|
| 2. | 550 | + | 96 | = |
|
| 3. | 750 | + | 66 | = |
|
| 4. | 490 | + | 25 | = |
|
| 5. | 280 | + | 83 | = |
|
| 6. | 360 | + | 33 | = |
|
| 7. | 450 | + | 41 | = |
|
| 8. | 720 | + | 76 | = |
|
| 9. | 150 | + | 57 | = |
|
| 10. | 570 | + | 78 | = |
|
| Oefening 2 | |||||
| 1. | 130 | + | 98 | = |
|
| 2. | 530 | + | 75 | = |
|
| 3. | 960 | + | 94 | = |
|
| 4. | 310 | + | 94 | = |
|
| 5. | 960 | + | 46 | = |
|
| 6. | 290 | + | 26 | = |
|
| 7. | 250 | + | 88 | = |
|
| 8. | 350 | + | 66 | = |
|
| 9. | 890 | + | 69 | = |
|
| 10. | 610 | + | 98 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 76 | = |
|
| 2. | 280 | + | 71 | = |
|
| 3. | 610 | + | 99 | = |
|
| 4. | 430 | + | 64 | = |
|
| 5. | 560 | + | 64 | = |
|
| 6. | 490 | + | 2 | = |
|
| 7. | 910 | + | 95 | = |
|
| 8. | 140 | + | 87 | = |
|
| 9. | 150 | + | 45 | = |
|
| 10. | 860 | + | 61 | = |
|
| Oefening 4 | |||||
| 1. | 850 | + | 86 | = |
|
| 2. | 870 | + | 25 | = |
|
| 3. | 720 | + | 95 | = |
|
| 4. | 940 | + | 65 | = |
|
| 5. | 230 | + | 98 | = |
|
| 6. | 680 | + | 79 | = |
|
| 7. | 660 | + | 46 | = |
|
| 8. | 670 | + | 56 | = |
|
| 9. | 270 | + | 81 | = |
|
| 10. | 330 | + | 81 | = |
|