Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 830 | + | 72 | = |
|
| 2. | 640 | + | 86 | = |
|
| 3. | 460 | + | 64 | = |
|
| 4. | 820 | + | 76 | = |
|
| 5. | 170 | + | 89 | = |
|
| 6. | 680 | + | 59 | = |
|
| 7. | 240 | + | 91 | = |
|
| 8. | 490 | + | 54 | = |
|
| 9. | 910 | + | 84 | = |
|
| 10. | 390 | + | 22 | = |
|
| Oefening 2 | |||||
| 1. | 940 | + | 51 | = |
|
| 2. | 290 | + | 17 | = |
|
| 3. | 760 | + | 75 | = |
|
| 4. | 210 | + | 87 | = |
|
| 5. | 540 | + | 74 | = |
|
| 6. | 550 | + | 47 | = |
|
| 7. | 930 | + | 85 | = |
|
| 8. | 840 | + | 79 | = |
|
| 9. | 110 | + | 88 | = |
|
| 10. | 530 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 64 | = |
|
| 2. | 520 | + | 94 | = |
|
| 3. | 660 | + | 95 | = |
|
| 4. | 810 | + | 84 | = |
|
| 5. | 380 | + | 74 | = |
|
| 6. | 390 | + | 25 | = |
|
| 7. | 430 | + | 69 | = |
|
| 8. | 720 | + | 89 | = |
|
| 9. | 490 | + | 64 | = |
|
| 10. | 480 | + | 43 | = |
|
| Oefening 4 | |||||
| 1. | 840 | + | 89 | = |
|
| 2. | 170 | + | 52 | = |
|
| 3. | 240 | + | 92 | = |
|
| 4. | 290 | + | 67 | = |
|
| 5. | 670 | + | 74 | = |
|
| 6. | 320 | + | 91 | = |
|
| 7. | 140 | + | 55 | = |
|
| 8. | 470 | + | 45 | = |
|
| 9. | 140 | + | 62 | = |
|
| 10. | 780 | + | 57 | = |
|