Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 180 | + | 54 | = |
|
| 2. | 610 | + | 83 | = |
|
| 3. | 210 | + | 83 | = |
|
| 4. | 410 | + | 96 | = |
|
| 5. | 620 | + | 78 | = |
|
| 6. | 680 | + | 43 | = |
|
| 7. | 350 | + | 68 | = |
|
| 8. | 280 | + | 29 | = |
|
| 9. | 940 | + | 66 | = |
|
| 10. | 820 | + | 99 | = |
|
| Oefening 2 | |||||
| 1. | 970 | + | 58 | = |
|
| 2. | 670 | + | 99 | = |
|
| 3. | 290 | + | 87 | = |
|
| 4. | 880 | + | 78 | = |
|
| 5. | 690 | + | 89 | = |
|
| 6. | 590 | + | 33 | = |
|
| 7. | 440 | + | 63 | = |
|
| 8. | 460 | + | 55 | = |
|
| 9. | 160 | + | 55 | = |
|
| 10. | 750 | + | 42 | = |
|
| Oefening 3 | |||||
| 1. | 230 | + | 62 | = |
|
| 2. | 980 | + | 66 | = |
|
| 3. | 320 | + | 93 | = |
|
| 4. | 920 | + | 94 | = |
|
| 5. | 840 | + | 62 | = |
|
| 6. | 850 | + | 49 | = |
|
| 7. | 490 | + | 15 | = |
|
| 8. | 960 | + | 55 | = |
|
| 9. | 490 | + | 5 | = |
|
| 10. | 220 | + | 98 | = |
|
| Oefening 4 | |||||
| 1. | 720 | + | 77 | = |
|
| 2. | 850 | + | 53 | = |
|
| 3. | 450 | + | 41 | = |
|
| 4. | 870 | + | 67 | = |
|
| 5. | 870 | + | 21 | = |
|
| 6. | 130 | + | 88 | = |
|
| 7. | 480 | + | 24 | = |
|
| 8. | 460 | + | 44 | = |
|
| 9. | 360 | + | 64 | = |
|
| 10. | 310 | + | 87 | = |
|