Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 990 | + | 53 | = |
|
| 2. | 670 | + | 57 | = |
|
| 3. | 410 | + | 93 | = |
|
| 4. | 380 | + | 57 | = |
|
| 5. | 840 | + | 57 | = |
|
| 6. | 910 | + | 85 | = |
|
| 7. | 620 | + | 78 | = |
|
| 8. | 780 | + | 95 | = |
|
| 9. | 390 | + | 84 | = |
|
| 10. | 560 | + | 89 | = |
|
| Oefening 2 | |||||
| 1. | 230 | + | 73 | = |
|
| 2. | 840 | + | 56 | = |
|
| 3. | 260 | + | 38 | = |
|
| 4. | 890 | + | 33 | = |
|
| 5. | 490 | + | 84 | = |
|
| 6. | 850 | + | 43 | = |
|
| 7. | 520 | + | 79 | = |
|
| 8. | 270 | + | 31 | = |
|
| 9. | 510 | + | 99 | = |
|
| 10. | 930 | + | 74 | = |
|
| Oefening 3 | |||||
| 1. | 570 | + | 94 | = |
|
| 2. | 360 | + | 59 | = |
|
| 3. | 450 | + | 52 | = |
|
| 4. | 180 | + | 54 | = |
|
| 5. | 770 | + | 43 | = |
|
| 6. | 430 | + | 94 | = |
|
| 7. | 890 | + | 34 | = |
|
| 8. | 770 | + | 93 | = |
|
| 9. | 450 | + | 76 | = |
|
| 10. | 320 | + | 74 | = |
|
| Oefening 4 | |||||
| 1. | 470 | + | 63 | = |
|
| 2. | 110 | + | 84 | = |
|
| 3. | 650 | + | 61 | = |
|
| 4. | 550 | + | 97 | = |
|
| 5. | 450 | + | 55 | = |
|
| 6. | 960 | + | 58 | = |
|
| 7. | 580 | + | 84 | = |
|
| 8. | 720 | + | 92 | = |
|
| 9. | 540 | + | 76 | = |
|
| 10. | 340 | + | 64 | = |
|