Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 670 | + | 38 | = |
|
| 2. | 890 | + | 32 | = |
|
| 3. | 960 | + | 57 | = |
|
| 4. | 230 | + | 95 | = |
|
| 5. | 830 | + | 76 | = |
|
| 6. | 290 | + | 94 | = |
|
| 7. | 720 | + | 71 | = |
|
| 8. | 760 | + | 71 | = |
|
| 9. | 960 | + | 45 | = |
|
| 10. | 280 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 230 | + | 83 | = |
|
| 2. | 110 | + | 93 | = |
|
| 3. | 980 | + | 34 | = |
|
| 4. | 150 | + | 61 | = |
|
| 5. | 230 | + | 87 | = |
|
| 6. | 840 | + | 89 | = |
|
| 7. | 380 | + | 72 | = |
|
| 8. | 260 | + | 58 | = |
|
| 9. | 150 | + | 78 | = |
|
| 10. | 820 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 540 | + | 56 | = |
|
| 2. | 820 | + | 73 | = |
|
| 3. | 430 | + | 99 | = |
|
| 4. | 780 | + | 66 | = |
|
| 5. | 740 | + | 59 | = |
|
| 6. | 330 | + | 92 | = |
|
| 7. | 640 | + | 58 | = |
|
| 8. | 810 | + | 91 | = |
|
| 9. | 480 | + | 25 | = |
|
| 10. | 560 | + | 58 | = |
|
| Oefening 4 | |||||
| 1. | 570 | + | 83 | = |
|
| 2. | 180 | + | 12 | = |
|
| 3. | 240 | + | 56 | = |
|
| 4. | 390 | + | 11 | = |
|
| 5. | 720 | + | 81 | = |
|
| 6. | 680 | + | 19 | = |
|
| 7. | 810 | + | 94 | = |
|
| 8. | 640 | + | 56 | = |
|
| 9. | 270 | + | 57 | = |
|
| 10. | 670 | + | 24 | = |
|