Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 94 | = |
|
| 2. | 260 | + | 97 | = |
|
| 3. | 620 | + | 84 | = |
|
| 4. | 370 | + | 49 | = |
|
| 5. | 290 | + | 47 | = |
|
| 6. | 690 | + | 61 | = |
|
| 7. | 620 | + | 81 | = |
|
| 8. | 280 | + | 13 | = |
|
| 9. | 580 | + | 16 | = |
|
| 10. | 360 | + | 88 | = |
|
| Oefening 2 | |||||
| 1. | 690 | + | 51 | = |
|
| 2. | 640 | + | 68 | = |
|
| 3. | 850 | + | 63 | = |
|
| 4. | 840 | + | 68 | = |
|
| 5. | 860 | + | 99 | = |
|
| 6. | 170 | + | 48 | = |
|
| 7. | 660 | + | 83 | = |
|
| 8. | 190 | + | 72 | = |
|
| 9. | 970 | + | 22 | = |
|
| 10. | 990 | + | 56 | = |
|
| Oefening 3 | |||||
| 1. | 770 | + | 98 | = |
|
| 2. | 580 | + | 37 | = |
|
| 3. | 510 | + | 99 | = |
|
| 4. | 280 | + | 36 | = |
|
| 5. | 580 | + | 59 | = |
|
| 6. | 770 | + | 67 | = |
|
| 7. | 170 | + | 98 | = |
|
| 8. | 720 | + | 75 | = |
|
| 9. | 250 | + | 64 | = |
|
| 10. | 160 | + | 48 | = |
|
| Oefening 4 | |||||
| 1. | 390 | + | 9 | = |
|
| 2. | 480 | + | 94 | = |
|
| 3. | 460 | + | 41 | = |
|
| 4. | 820 | + | 96 | = |
|
| 5. | 210 | + | 82 | = |
|
| 6. | 650 | + | 42 | = |
|
| 7. | 450 | + | 67 | = |
|
| 8. | 490 | + | 98 | = |
|
| 9. | 550 | + | 46 | = |
|
| 10. | 290 | + | 79 | = |
|