Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 490 | + | 3 | = |
|
| 2. | 690 | + | 2 | = |
|
| 3. | 480 | + | 14 | = |
|
| 4. | 680 | + | 36 | = |
|
| 5. | 640 | + | 73 | = |
|
| 6. | 160 | + | 68 | = |
|
| 7. | 840 | + | 96 | = |
|
| 8. | 870 | + | 45 | = |
|
| 9. | 970 | + | 57 | = |
|
| 10. | 240 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 970 | + | 28 | = |
|
| 2. | 970 | + | 89 | = |
|
| 3. | 960 | + | 49 | = |
|
| 4. | 820 | + | 93 | = |
|
| 5. | 590 | + | 21 | = |
|
| 6. | 790 | + | 87 | = |
|
| 7. | 380 | + | 62 | = |
|
| 8. | 660 | + | 68 | = |
|
| 9. | 170 | + | 94 | = |
|
| 10. | 360 | + | 45 | = |
|
| Oefening 3 | |||||
| 1. | 390 | + | 85 | = |
|
| 2. | 150 | + | 45 | = |
|
| 3. | 580 | + | 26 | = |
|
| 4. | 660 | + | 59 | = |
|
| 5. | 720 | + | 87 | = |
|
| 6. | 540 | + | 99 | = |
|
| 7. | 740 | + | 51 | = |
|
| 8. | 370 | + | 55 | = |
|
| 9. | 410 | + | 98 | = |
|
| 10. | 450 | + | 95 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 84 | = |
|
| 2. | 960 | + | 88 | = |
|
| 3. | 640 | + | 64 | = |
|
| 4. | 980 | + | 71 | = |
|
| 5. | 480 | + | 32 | = |
|
| 6. | 330 | + | 92 | = |
|
| 7. | 880 | + | 41 | = |
|
| 8. | 240 | + | 83 | = |
|
| 9. | 250 | + | 93 | = |
|
| 10. | 870 | + | 43 | = |
|