Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 310 | + | 89 | = |
|
| 2. | 520 | + | 86 | = |
|
| 3. | 630 | + | 92 | = |
|
| 4. | 230 | + | 66 | = |
|
| 5. | 160 | + | 61 | = |
|
| 6. | 340 | + | 61 | = |
|
| 7. | 690 | + | 57 | = |
|
| 8. | 210 | + | 98 | = |
|
| 9. | 550 | + | 59 | = |
|
| 10. | 940 | + | 73 | = |
|
| Oefening 2 | |||||
| 1. | 840 | + | 88 | = |
|
| 2. | 430 | + | 73 | = |
|
| 3. | 820 | + | 71 | = |
|
| 4. | 740 | + | 67 | = |
|
| 5. | 360 | + | 66 | = |
|
| 6. | 570 | + | 76 | = |
|
| 7. | 330 | + | 67 | = |
|
| 8. | 730 | + | 93 | = |
|
| 9. | 930 | + | 74 | = |
|
| 10. | 430 | + | 75 | = |
|
| Oefening 3 | |||||
| 1. | 260 | + | 81 | = |
|
| 2. | 860 | + | 49 | = |
|
| 3. | 530 | + | 88 | = |
|
| 4. | 610 | + | 97 | = |
|
| 5. | 720 | + | 75 | = |
|
| 6. | 430 | + | 78 | = |
|
| 7. | 650 | + | 59 | = |
|
| 8. | 260 | + | 99 | = |
|
| 9. | 310 | + | 89 | = |
|
| 10. | 110 | + | 87 | = |
|
| Oefening 4 | |||||
| 1. | 320 | + | 95 | = |
|
| 2. | 230 | + | 71 | = |
|
| 3. | 470 | + | 49 | = |
|
| 4. | 890 | + | 11 | = |
|
| 5. | 760 | + | 64 | = |
|
| 6. | 790 | + | 78 | = |
|
| 7. | 960 | + | 96 | = |
|
| 8. | 540 | + | 72 | = |
|
| 9. | 230 | + | 82 | = |
|
| 10. | 420 | + | 91 | = |
|