Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 540 | + | 62 | = |
|
| 2. | 260 | + | 81 | = |
|
| 3. | 440 | + | 71 | = |
|
| 4. | 680 | + | 45 | = |
|
| 5. | 370 | + | 79 | = |
|
| 6. | 620 | + | 83 | = |
|
| 7. | 550 | + | 83 | = |
|
| 8. | 610 | + | 83 | = |
|
| 9. | 960 | + | 86 | = |
|
| 10. | 280 | + | 39 | = |
|
| Oefening 2 | |||||
| 1. | 940 | + | 55 | = |
|
| 2. | 210 | + | 86 | = |
|
| 3. | 220 | + | 82 | = |
|
| 4. | 170 | + | 34 | = |
|
| 5. | 620 | + | 88 | = |
|
| 6. | 410 | + | 81 | = |
|
| 7. | 260 | + | 58 | = |
|
| 8. | 560 | + | 57 | = |
|
| 9. | 840 | + | 94 | = |
|
| 10. | 880 | + | 98 | = |
|
| Oefening 3 | |||||
| 1. | 350 | + | 67 | = |
|
| 2. | 170 | + | 56 | = |
|
| 3. | 750 | + | 89 | = |
|
| 4. | 820 | + | 93 | = |
|
| 5. | 980 | + | 98 | = |
|
| 6. | 570 | + | 47 | = |
|
| 7. | 180 | + | 85 | = |
|
| 8. | 360 | + | 51 | = |
|
| 9. | 520 | + | 76 | = |
|
| 10. | 650 | + | 71 | = |
|
| Oefening 4 | |||||
| 1. | 630 | + | 95 | = |
|
| 2. | 440 | + | 85 | = |
|
| 3. | 540 | + | 91 | = |
|
| 4. | 830 | + | 68 | = |
|
| 5. | 490 | + | 66 | = |
|
| 6. | 230 | + | 68 | = |
|
| 7. | 940 | + | 94 | = |
|
| 8. | 960 | + | 33 | = |
|
| 9. | 690 | + | 47 | = |
|
| 10. | 250 | + | 71 | = |
|