Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 46 | = |
|
| 2. | 440 | + | 72 | = |
|
| 3. | 520 | + | 84 | = |
|
| 4. | 260 | + | 83 | = |
|
| 5. | 690 | + | 57 | = |
|
| 6. | 240 | + | 83 | = |
|
| 7. | 140 | + | 97 | = |
|
| 8. | 140 | + | 59 | = |
|
| 9. | 840 | + | 87 | = |
|
| 10. | 920 | + | 97 | = |
|
| Oefening 2 | |||||
| 1. | 330 | + | 82 | = |
|
| 2. | 790 | + | 82 | = |
|
| 3. | 570 | + | 67 | = |
|
| 4. | 570 | + | 52 | = |
|
| 5. | 590 | + | 93 | = |
|
| 6. | 650 | + | 44 | = |
|
| 7. | 990 | + | 32 | = |
|
| 8. | 140 | + | 78 | = |
|
| 9. | 670 | + | 36 | = |
|
| 10. | 880 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 410 | + | 97 | = |
|
| 2. | 830 | + | 79 | = |
|
| 3. | 750 | + | 68 | = |
|
| 4. | 120 | + | 75 | = |
|
| 5. | 930 | + | 88 | = |
|
| 6. | 480 | + | 22 | = |
|
| 7. | 850 | + | 57 | = |
|
| 8. | 470 | + | 59 | = |
|
| 9. | 330 | + | 97 | = |
|
| 10. | 890 | + | 64 | = |
|
| Oefening 4 | |||||
| 1. | 680 | + | 57 | = |
|
| 2. | 910 | + | 89 | = |
|
| 3. | 320 | + | 77 | = |
|
| 4. | 310 | + | 88 | = |
|
| 5. | 640 | + | 79 | = |
|
| 6. | 980 | + | 38 | = |
|
| 7. | 990 | + | 57 | = |
|
| 8. | 470 | + | 52 | = |
|
| 9. | 120 | + | 92 | = |
|
| 10. | 180 | + | 86 | = |
|