Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 440 | + | 74 | = |
|
| 2. | 470 | + | 34 | = |
|
| 3. | 420 | + | 84 | = |
|
| 4. | 560 | + | 51 | = |
|
| 5. | 830 | + | 67 | = |
|
| 6. | 350 | + | 62 | = |
|
| 7. | 970 | + | 28 | = |
|
| 8. | 510 | + | 81 | = |
|
| 9. | 510 | + | 88 | = |
|
| 10. | 620 | + | 71 | = |
|
| Oefening 2 | |||||
| 1. | 580 | + | 43 | = |
|
| 2. | 550 | + | 71 | = |
|
| 3. | 380 | + | 88 | = |
|
| 4. | 270 | + | 42 | = |
|
| 5. | 450 | + | 87 | = |
|
| 6. | 980 | + | 84 | = |
|
| 7. | 350 | + | 61 | = |
|
| 8. | 680 | + | 44 | = |
|
| 9. | 190 | + | 73 | = |
|
| 10. | 570 | + | 41 | = |
|
| Oefening 3 | |||||
| 1. | 810 | + | 88 | = |
|
| 2. | 640 | + | 61 | = |
|
| 3. | 450 | + | 49 | = |
|
| 4. | 140 | + | 52 | = |
|
| 5. | 590 | + | 89 | = |
|
| 6. | 840 | + | 76 | = |
|
| 7. | 850 | + | 65 | = |
|
| 8. | 420 | + | 83 | = |
|
| 9. | 170 | + | 88 | = |
|
| 10. | 850 | + | 62 | = |
|
| Oefening 4 | |||||
| 1. | 890 | + | 21 | = |
|
| 2. | 390 | + | 16 | = |
|
| 3. | 380 | + | 99 | = |
|
| 4. | 690 | + | 78 | = |
|
| 5. | 880 | + | 76 | = |
|
| 6. | 320 | + | 79 | = |
|
| 7. | 190 | + | 51 | = |
|
| 8. | 920 | + | 71 | = |
|
| 9. | 780 | + | 31 | = |
|
| 10. | 150 | + | 76 | = |
|