Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 680 | + | 76 | = |
|
| 2. | 650 | + | 48 | = |
|
| 3. | 880 | + | 12 | = |
|
| 4. | 210 | + | 95 | = |
|
| 5. | 730 | + | 77 | = |
|
| 6. | 450 | + | 74 | = |
|
| 7. | 370 | + | 75 | = |
|
| 8. | 780 | + | 88 | = |
|
| 9. | 220 | + | 98 | = |
|
| 10. | 990 | + | 31 | = |
|
| Oefening 2 | |||||
| 1. | 130 | + | 93 | = |
|
| 2. | 810 | + | 85 | = |
|
| 3. | 640 | + | 85 | = |
|
| 4. | 530 | + | 92 | = |
|
| 5. | 410 | + | 81 | = |
|
| 6. | 290 | + | 49 | = |
|
| 7. | 180 | + | 49 | = |
|
| 8. | 950 | + | 89 | = |
|
| 9. | 120 | + | 77 | = |
|
| 10. | 550 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 890 | + | 85 | = |
|
| 2. | 910 | + | 99 | = |
|
| 3. | 930 | + | 88 | = |
|
| 4. | 220 | + | 86 | = |
|
| 5. | 290 | + | 35 | = |
|
| 6. | 420 | + | 88 | = |
|
| 7. | 990 | + | 44 | = |
|
| 8. | 460 | + | 45 | = |
|
| 9. | 720 | + | 81 | = |
|
| 10. | 920 | + | 86 | = |
|
| Oefening 4 | |||||
| 1. | 670 | + | 79 | = |
|
| 2. | 280 | + | 25 | = |
|
| 3. | 620 | + | 99 | = |
|
| 4. | 190 | + | 72 | = |
|
| 5. | 850 | + | 49 | = |
|
| 6. | 150 | + | 92 | = |
|
| 7. | 830 | + | 84 | = |
|
| 8. | 730 | + | 88 | = |
|
| 9. | 320 | + | 95 | = |
|
| 10. | 130 | + | 95 | = |
|