Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 840 | + | 61 | = |
|
| 2. | 270 | + | 33 | = |
|
| 3. | 280 | + | 33 | = |
|
| 4. | 930 | + | 74 | = |
|
| 5. | 110 | + | 94 | = |
|
| 6. | 710 | + | 84 | = |
|
| 7. | 290 | + | 77 | = |
|
| 8. | 360 | + | 96 | = |
|
| 9. | 250 | + | 83 | = |
|
| 10. | 840 | + | 76 | = |
|
| Oefening 2 | |||||
| 1. | 550 | + | 98 | = |
|
| 2. | 130 | + | 64 | = |
|
| 3. | 950 | + | 92 | = |
|
| 4. | 520 | + | 87 | = |
|
| 5. | 490 | + | 83 | = |
|
| 6. | 390 | + | 77 | = |
|
| 7. | 630 | + | 76 | = |
|
| 8. | 580 | + | 47 | = |
|
| 9. | 310 | + | 83 | = |
|
| 10. | 740 | + | 83 | = |
|
| Oefening 3 | |||||
| 1. | 640 | + | 54 | = |
|
| 2. | 750 | + | 99 | = |
|
| 3. | 770 | + | 49 | = |
|
| 4. | 480 | + | 13 | = |
|
| 5. | 890 | + | 15 | = |
|
| 6. | 130 | + | 79 | = |
|
| 7. | 840 | + | 81 | = |
|
| 8. | 710 | + | 96 | = |
|
| 9. | 330 | + | 92 | = |
|
| 10. | 640 | + | 84 | = |
|
| Oefening 4 | |||||
| 1. | 350 | + | 89 | = |
|
| 2. | 510 | + | 97 | = |
|
| 3. | 790 | + | 45 | = |
|
| 4. | 910 | + | 94 | = |
|
| 5. | 190 | + | 18 | = |
|
| 6. | 720 | + | 82 | = |
|
| 7. | 620 | + | 86 | = |
|
| 8. | 510 | + | 93 | = |
|
| 9. | 590 | + | 14 | = |
|
| 10. | 160 | + | 95 | = |
|