Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 540 | + | 68 | = |
|
| 2. | 330 | + | 71 | = |
|
| 3. | 910 | + | 82 | = |
|
| 4. | 890 | + | 5 | = |
|
| 5. | 490 | + | 69 | = |
|
| 6. | 880 | + | 88 | = |
|
| 7. | 240 | + | 75 | = |
|
| 8. | 390 | + | 38 | = |
|
| 9. | 520 | + | 73 | = |
|
| 10. | 440 | + | 59 | = |
|
| Oefening 2 | |||||
| 1. | 740 | + | 88 | = |
|
| 2. | 220 | + | 83 | = |
|
| 3. | 320 | + | 85 | = |
|
| 4. | 920 | + | 99 | = |
|
| 5. | 860 | + | 94 | = |
|
| 6. | 770 | + | 24 | = |
|
| 7. | 330 | + | 97 | = |
|
| 8. | 660 | + | 93 | = |
|
| 9. | 790 | + | 39 | = |
|
| 10. | 260 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 81 | = |
|
| 2. | 880 | + | 95 | = |
|
| 3. | 890 | + | 82 | = |
|
| 4. | 870 | + | 82 | = |
|
| 5. | 630 | + | 65 | = |
|
| 6. | 240 | + | 76 | = |
|
| 7. | 410 | + | 92 | = |
|
| 8. | 110 | + | 84 | = |
|
| 9. | 110 | + | 87 | = |
|
| 10. | 590 | + | 48 | = |
|
| Oefening 4 | |||||
| 1. | 180 | + | 94 | = |
|
| 2. | 250 | + | 43 | = |
|
| 3. | 950 | + | 86 | = |
|
| 4. | 960 | + | 45 | = |
|
| 5. | 480 | + | 71 | = |
|
| 6. | 640 | + | 61 | = |
|
| 7. | 850 | + | 62 | = |
|
| 8. | 650 | + | 44 | = |
|
| 9. | 860 | + | 56 | = |
|
| 10. | 720 | + | 93 | = |
|