Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 840 | + | 83 | = |
|
| 2. | 580 | + | 61 | = |
|
| 3. | 690 | + | 31 | = |
|
| 4. | 250 | + | 42 | = |
|
| 5. | 830 | + | 86 | = |
|
| 6. | 490 | + | 8 | = |
|
| 7. | 880 | + | 99 | = |
|
| 8. | 230 | + | 63 | = |
|
| 9. | 160 | + | 33 | = |
|
| 10. | 110 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 120 | + | 78 | = |
|
| 2. | 640 | + | 69 | = |
|
| 3. | 480 | + | 51 | = |
|
| 4. | 550 | + | 64 | = |
|
| 5. | 160 | + | 36 | = |
|
| 6. | 740 | + | 96 | = |
|
| 7. | 140 | + | 76 | = |
|
| 8. | 250 | + | 57 | = |
|
| 9. | 570 | + | 98 | = |
|
| 10. | 740 | + | 98 | = |
|
| Oefening 3 | |||||
| 1. | 550 | + | 57 | = |
|
| 2. | 940 | + | 63 | = |
|
| 3. | 230 | + | 62 | = |
|
| 4. | 550 | + | 48 | = |
|
| 5. | 280 | + | 92 | = |
|
| 6. | 890 | + | 36 | = |
|
| 7. | 690 | + | 12 | = |
|
| 8. | 290 | + | 87 | = |
|
| 9. | 890 | + | 49 | = |
|
| 10. | 650 | + | 84 | = |
|
| Oefening 4 | |||||
| 1. | 280 | + | 97 | = |
|
| 2. | 850 | + | 93 | = |
|
| 3. | 540 | + | 79 | = |
|
| 4. | 360 | + | 57 | = |
|
| 5. | 910 | + | 99 | = |
|
| 6. | 260 | + | 52 | = |
|
| 7. | 280 | + | 16 | = |
|
| 8. | 820 | + | 76 | = |
|
| 9. | 420 | + | 79 | = |
|
| 10. | 370 | + | 96 | = |
|