Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 59 | = |
|
| 2. | 930 | + | 79 | = |
|
| 3. | 960 | + | 72 | = |
|
| 4. | 770 | + | 31 | = |
|
| 5. | 610 | + | 87 | = |
|
| 6. | 930 | + | 84 | = |
|
| 7. | 940 | + | 76 | = |
|
| 8. | 450 | + | 74 | = |
|
| 9. | 480 | + | 75 | = |
|
| 10. | 840 | + | 78 | = |
|
| Oefening 2 | |||||
| 1. | 830 | + | 64 | = |
|
| 2. | 770 | + | 32 | = |
|
| 3. | 980 | + | 15 | = |
|
| 4. | 920 | + | 79 | = |
|
| 5. | 150 | + | 49 | = |
|
| 6. | 950 | + | 84 | = |
|
| 7. | 390 | + | 5 | = |
|
| 8. | 950 | + | 48 | = |
|
| 9. | 650 | + | 44 | = |
|
| 10. | 960 | + | 47 | = |
|
| Oefening 3 | |||||
| 1. | 660 | + | 36 | = |
|
| 2. | 830 | + | 91 | = |
|
| 3. | 490 | + | 55 | = |
|
| 4. | 550 | + | 41 | = |
|
| 5. | 460 | + | 88 | = |
|
| 6. | 750 | + | 83 | = |
|
| 7. | 650 | + | 49 | = |
|
| 8. | 610 | + | 88 | = |
|
| 9. | 830 | + | 98 | = |
|
| 10. | 940 | + | 98 | = |
|
| Oefening 4 | |||||
| 1. | 630 | + | 82 | = |
|
| 2. | 750 | + | 54 | = |
|
| 3. | 980 | + | 86 | = |
|
| 4. | 970 | + | 82 | = |
|
| 5. | 640 | + | 54 | = |
|
| 6. | 160 | + | 76 | = |
|
| 7. | 240 | + | 63 | = |
|
| 8. | 970 | + | 81 | = |
|
| 9. | 820 | + | 85 | = |
|
| 10. | 920 | + | 99 | = |
|