Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 350 | + | 65 | = |
|
| 2. | 220 | + | 86 | = |
|
| 3. | 280 | + | 85 | = |
|
| 4. | 140 | + | 78 | = |
|
| 5. | 970 | + | 22 | = |
|
| 6. | 490 | + | 7 | = |
|
| 7. | 150 | + | 52 | = |
|
| 8. | 380 | + | 95 | = |
|
| 9. | 380 | + | 69 | = |
|
| 10. | 860 | + | 73 | = |
|
| Oefening 2 | |||||
| 1. | 320 | + | 97 | = |
|
| 2. | 470 | + | 62 | = |
|
| 3. | 640 | + | 52 | = |
|
| 4. | 390 | + | 88 | = |
|
| 5. | 380 | + | 36 | = |
|
| 6. | 190 | + | 89 | = |
|
| 7. | 820 | + | 74 | = |
|
| 8. | 930 | + | 64 | = |
|
| 9. | 910 | + | 99 | = |
|
| 10. | 240 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 510 | + | 92 | = |
|
| 2. | 760 | + | 87 | = |
|
| 3. | 730 | + | 74 | = |
|
| 4. | 980 | + | 37 | = |
|
| 5. | 250 | + | 94 | = |
|
| 6. | 250 | + | 89 | = |
|
| 7. | 230 | + | 86 | = |
|
| 8. | 750 | + | 87 | = |
|
| 9. | 760 | + | 72 | = |
|
| 10. | 730 | + | 77 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 94 | = |
|
| 2. | 110 | + | 88 | = |
|
| 3. | 290 | + | 45 | = |
|
| 4. | 810 | + | 83 | = |
|
| 5. | 750 | + | 88 | = |
|
| 6. | 490 | + | 67 | = |
|
| 7. | 480 | + | 95 | = |
|
| 8. | 920 | + | 88 | = |
|
| 9. | 640 | + | 64 | = |
|
| 10. | 380 | + | 94 | = |
|