Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 47 | = |
|
| 2. | 110 | + | 94 | = |
|
| 3. | 680 | + | 23 | = |
|
| 4. | 550 | + | 85 | = |
|
| 5. | 830 | + | 76 | = |
|
| 6. | 690 | + | 86 | = |
|
| 7. | 850 | + | 45 | = |
|
| 8. | 750 | + | 46 | = |
|
| 9. | 610 | + | 89 | = |
|
| 10. | 460 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 550 | + | 88 | = |
|
| 2. | 570 | + | 93 | = |
|
| 3. | 440 | + | 81 | = |
|
| 4. | 380 | + | 69 | = |
|
| 5. | 790 | + | 1 | = |
|
| 6. | 650 | + | 76 | = |
|
| 7. | 710 | + | 86 | = |
|
| 8. | 470 | + | 45 | = |
|
| 9. | 520 | + | 96 | = |
|
| 10. | 560 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 870 | + | 24 | = |
|
| 2. | 330 | + | 87 | = |
|
| 3. | 920 | + | 76 | = |
|
| 4. | 290 | + | 72 | = |
|
| 5. | 590 | + | 22 | = |
|
| 6. | 940 | + | 92 | = |
|
| 7. | 910 | + | 94 | = |
|
| 8. | 980 | + | 22 | = |
|
| 9. | 810 | + | 93 | = |
|
| 10. | 490 | + | 6 | = |
|
| Oefening 4 | |||||
| 1. | 140 | + | 91 | = |
|
| 2. | 610 | + | 98 | = |
|
| 3. | 280 | + | 72 | = |
|
| 4. | 690 | + | 94 | = |
|
| 5. | 660 | + | 52 | = |
|
| 6. | 480 | + | 81 | = |
|
| 7. | 860 | + | 84 | = |
|
| 8. | 810 | + | 95 | = |
|
| 9. | 930 | + | 93 | = |
|
| 10. | 910 | + | 81 | = |
|