Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 180 | + | 38 | = |
|
| 2. | 250 | + | 68 | = |
|
| 3. | 460 | + | 47 | = |
|
| 4. | 370 | + | 39 | = |
|
| 5. | 260 | + | 45 | = |
|
| 6. | 340 | + | 91 | = |
|
| 7. | 940 | + | 51 | = |
|
| 8. | 970 | + | 28 | = |
|
| 9. | 550 | + | 43 | = |
|
| 10. | 470 | + | 29 | = |
|
| Oefening 2 | |||||
| 1. | 880 | + | 71 | = |
|
| 2. | 960 | + | 78 | = |
|
| 3. | 740 | + | 55 | = |
|
| 4. | 350 | + | 99 | = |
|
| 5. | 970 | + | 82 | = |
|
| 6. | 720 | + | 95 | = |
|
| 7. | 410 | + | 85 | = |
|
| 8. | 220 | + | 97 | = |
|
| 9. | 770 | + | 55 | = |
|
| 10. | 920 | + | 76 | = |
|
| Oefening 3 | |||||
| 1. | 620 | + | 82 | = |
|
| 2. | 770 | + | 25 | = |
|
| 3. | 520 | + | 71 | = |
|
| 4. | 220 | + | 73 | = |
|
| 5. | 560 | + | 83 | = |
|
| 6. | 510 | + | 95 | = |
|
| 7. | 410 | + | 94 | = |
|
| 8. | 590 | + | 39 | = |
|
| 9. | 890 | + | 71 | = |
|
| 10. | 790 | + | 64 | = |
|
| Oefening 4 | |||||
| 1. | 930 | + | 79 | = |
|
| 2. | 580 | + | 17 | = |
|
| 3. | 430 | + | 85 | = |
|
| 4. | 570 | + | 48 | = |
|
| 5. | 450 | + | 76 | = |
|
| 6. | 420 | + | 84 | = |
|
| 7. | 740 | + | 51 | = |
|
| 8. | 910 | + | 84 | = |
|
| 9. | 670 | + | 77 | = |
|
| 10. | 250 | + | 52 | = |
|