Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 520 | + | 86 | = |
|
| 2. | 280 | + | 72 | = |
|
| 3. | 670 | + | 54 | = |
|
| 4. | 320 | + | 77 | = |
|
| 5. | 550 | + | 92 | = |
|
| 6. | 650 | + | 59 | = |
|
| 7. | 840 | + | 95 | = |
|
| 8. | 820 | + | 95 | = |
|
| 9. | 580 | + | 34 | = |
|
| 10. | 190 | + | 57 | = |
|
| Oefening 2 | |||||
| 1. | 820 | + | 77 | = |
|
| 2. | 840 | + | 64 | = |
|
| 3. | 470 | + | 96 | = |
|
| 4. | 710 | + | 89 | = |
|
| 5. | 390 | + | 31 | = |
|
| 6. | 970 | + | 71 | = |
|
| 7. | 890 | + | 81 | = |
|
| 8. | 830 | + | 75 | = |
|
| 9. | 330 | + | 76 | = |
|
| 10. | 560 | + | 57 | = |
|
| Oefening 3 | |||||
| 1. | 650 | + | 51 | = |
|
| 2. | 540 | + | 91 | = |
|
| 3. | 920 | + | 88 | = |
|
| 4. | 960 | + | 79 | = |
|
| 5. | 660 | + | 81 | = |
|
| 6. | 810 | + | 96 | = |
|
| 7. | 810 | + | 88 | = |
|
| 8. | 880 | + | 94 | = |
|
| 9. | 740 | + | 54 | = |
|
| 10. | 190 | + | 94 | = |
|
| Oefening 4 | |||||
| 1. | 610 | + | 97 | = |
|
| 2. | 730 | + | 87 | = |
|
| 3. | 880 | + | 24 | = |
|
| 4. | 120 | + | 87 | = |
|
| 5. | 750 | + | 92 | = |
|
| 6. | 630 | + | 71 | = |
|
| 7. | 980 | + | 86 | = |
|
| 8. | 420 | + | 89 | = |
|
| 9. | 240 | + | 72 | = |
|
| 10. | 190 | + | 91 | = |
|