Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 470 | + | 48 | = |
|
| 2. | 450 | + | 65 | = |
|
| 3. | 620 | + | 99 | = |
|
| 4. | 710 | + | 93 | = |
|
| 5. | 360 | + | 92 | = |
|
| 6. | 290 | + | 8 | = |
|
| 7. | 340 | + | 98 | = |
|
| 8. | 380 | + | 23 | = |
|
| 9. | 240 | + | 78 | = |
|
| 10. | 930 | + | 67 | = |
|
| Oefening 2 | |||||
| 1. | 470 | + | 68 | = |
|
| 2. | 390 | + | 44 | = |
|
| 3. | 590 | + | 21 | = |
|
| 4. | 970 | + | 43 | = |
|
| 5. | 530 | + | 97 | = |
|
| 6. | 960 | + | 68 | = |
|
| 7. | 270 | + | 68 | = |
|
| 8. | 860 | + | 63 | = |
|
| 9. | 830 | + | 63 | = |
|
| 10. | 390 | + | 57 | = |
|
| Oefening 3 | |||||
| 1. | 740 | + | 79 | = |
|
| 2. | 320 | + | 72 | = |
|
| 3. | 410 | + | 94 | = |
|
| 4. | 550 | + | 97 | = |
|
| 5. | 940 | + | 97 | = |
|
| 6. | 710 | + | 81 | = |
|
| 7. | 260 | + | 39 | = |
|
| 8. | 710 | + | 88 | = |
|
| 9. | 660 | + | 38 | = |
|
| 10. | 180 | + | 75 | = |
|
| Oefening 4 | |||||
| 1. | 880 | + | 45 | = |
|
| 2. | 270 | + | 73 | = |
|
| 3. | 920 | + | 82 | = |
|
| 4. | 370 | + | 37 | = |
|
| 5. | 620 | + | 79 | = |
|
| 6. | 350 | + | 93 | = |
|
| 7. | 930 | + | 94 | = |
|
| 8. | 820 | + | 99 | = |
|
| 9. | 750 | + | 65 | = |
|
| 10. | 850 | + | 47 | = |
|