Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 640 | + | 73 | = |
|
| 2. | 230 | + | 78 | = |
|
| 3. | 590 | + | 95 | = |
|
| 4. | 740 | + | 85 | = |
|
| 5. | 420 | + | 88 | = |
|
| 6. | 620 | + | 74 | = |
|
| 7. | 810 | + | 86 | = |
|
| 8. | 680 | + | 36 | = |
|
| 9. | 670 | + | 65 | = |
|
| 10. | 130 | + | 68 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 95 | = |
|
| 2. | 770 | + | 67 | = |
|
| 3. | 440 | + | 62 | = |
|
| 4. | 120 | + | 72 | = |
|
| 5. | 490 | + | 8 | = |
|
| 6. | 790 | + | 38 | = |
|
| 7. | 950 | + | 75 | = |
|
| 8. | 310 | + | 92 | = |
|
| 9. | 750 | + | 99 | = |
|
| 10. | 470 | + | 34 | = |
|
| Oefening 3 | |||||
| 1. | 170 | + | 24 | = |
|
| 2. | 990 | + | 27 | = |
|
| 3. | 720 | + | 77 | = |
|
| 4. | 720 | + | 94 | = |
|
| 5. | 680 | + | 97 | = |
|
| 6. | 720 | + | 82 | = |
|
| 7. | 870 | + | 56 | = |
|
| 8. | 920 | + | 83 | = |
|
| 9. | 180 | + | 86 | = |
|
| 10. | 280 | + | 68 | = |
|
| Oefening 4 | |||||
| 1. | 440 | + | 86 | = |
|
| 2. | 830 | + | 76 | = |
|
| 3. | 750 | + | 55 | = |
|
| 4. | 630 | + | 82 | = |
|
| 5. | 830 | + | 97 | = |
|
| 6. | 370 | + | 65 | = |
|
| 7. | 680 | + | 71 | = |
|
| 8. | 830 | + | 88 | = |
|
| 9. | 750 | + | 55 | = |
|
| 10. | 210 | + | 83 | = |
|