Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 640 | + | 68 | = |
|
| 2. | 790 | + | 35 | = |
|
| 3. | 880 | + | 18 | = |
|
| 4. | 690 | + | 98 | = |
|
| 5. | 110 | + | 81 | = |
|
| 6. | 190 | + | 27 | = |
|
| 7. | 670 | + | 63 | = |
|
| 8. | 140 | + | 85 | = |
|
| 9. | 130 | + | 79 | = |
|
| 10. | 520 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 970 | + | 61 | = |
|
| 2. | 370 | + | 67 | = |
|
| 3. | 650 | + | 89 | = |
|
| 4. | 540 | + | 57 | = |
|
| 5. | 720 | + | 82 | = |
|
| 6. | 930 | + | 95 | = |
|
| 7. | 850 | + | 53 | = |
|
| 8. | 370 | + | 67 | = |
|
| 9. | 610 | + | 83 | = |
|
| 10. | 880 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 670 | + | 49 | = |
|
| 2. | 550 | + | 93 | = |
|
| 3. | 940 | + | 96 | = |
|
| 4. | 560 | + | 86 | = |
|
| 5. | 170 | + | 44 | = |
|
| 6. | 770 | + | 46 | = |
|
| 7. | 650 | + | 45 | = |
|
| 8. | 990 | + | 34 | = |
|
| 9. | 180 | + | 94 | = |
|
| 10. | 530 | + | 96 | = |
|
| Oefening 4 | |||||
| 1. | 830 | + | 67 | = |
|
| 2. | 730 | + | 62 | = |
|
| 3. | 670 | + | 56 | = |
|
| 4. | 820 | + | 97 | = |
|
| 5. | 870 | + | 64 | = |
|
| 6. | 260 | + | 79 | = |
|
| 7. | 270 | + | 24 | = |
|
| 8. | 170 | + | 39 | = |
|
| 9. | 340 | + | 73 | = |
|
| 10. | 870 | + | 34 | = |
|