Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 4 | = |
|
| 2. | 250 | + | 54 | = |
|
| 3. | 650 | + | 68 | = |
|
| 4. | 260 | + | 96 | = |
|
| 5. | 310 | + | 92 | = |
|
| 6. | 670 | + | 32 | = |
|
| 7. | 450 | + | 88 | = |
|
| 8. | 770 | + | 73 | = |
|
| 9. | 220 | + | 84 | = |
|
| 10. | 770 | + | 47 | = |
|
| Oefening 2 | |||||
| 1. | 180 | + | 81 | = |
|
| 2. | 430 | + | 71 | = |
|
| 3. | 440 | + | 71 | = |
|
| 4. | 280 | + | 77 | = |
|
| 5. | 670 | + | 69 | = |
|
| 6. | 540 | + | 81 | = |
|
| 7. | 750 | + | 78 | = |
|
| 8. | 150 | + | 46 | = |
|
| 9. | 930 | + | 93 | = |
|
| 10. | 430 | + | 83 | = |
|
| Oefening 3 | |||||
| 1. | 340 | + | 63 | = |
|
| 2. | 830 | + | 87 | = |
|
| 3. | 140 | + | 81 | = |
|
| 4. | 590 | + | 33 | = |
|
| 5. | 670 | + | 36 | = |
|
| 6. | 430 | + | 61 | = |
|
| 7. | 830 | + | 86 | = |
|
| 8. | 510 | + | 88 | = |
|
| 9. | 880 | + | 49 | = |
|
| 10. | 160 | + | 86 | = |
|
| Oefening 4 | |||||
| 1. | 160 | + | 49 | = |
|
| 2. | 110 | + | 82 | = |
|
| 3. | 830 | + | 72 | = |
|
| 4. | 590 | + | 96 | = |
|
| 5. | 630 | + | 64 | = |
|
| 6. | 760 | + | 67 | = |
|
| 7. | 780 | + | 77 | = |
|
| 8. | 690 | + | 67 | = |
|
| 9. | 720 | + | 94 | = |
|
| 10. | 870 | + | 23 | = |
|