Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 430 | + | 74 | = |
|
| 2. | 610 | + | 95 | = |
|
| 3. | 560 | + | 43 | = |
|
| 4. | 180 | + | 43 | = |
|
| 5. | 140 | + | 78 | = |
|
| 6. | 980 | + | 15 | = |
|
| 7. | 860 | + | 58 | = |
|
| 8. | 390 | + | 32 | = |
|
| 9. | 210 | + | 84 | = |
|
| 10. | 950 | + | 45 | = |
|
| Oefening 2 | |||||
| 1. | 330 | + | 77 | = |
|
| 2. | 390 | + | 41 | = |
|
| 3. | 420 | + | 73 | = |
|
| 4. | 570 | + | 34 | = |
|
| 5. | 480 | + | 23 | = |
|
| 6. | 260 | + | 94 | = |
|
| 7. | 670 | + | 23 | = |
|
| 8. | 330 | + | 76 | = |
|
| 9. | 650 | + | 49 | = |
|
| 10. | 260 | + | 81 | = |
|
| Oefening 3 | |||||
| 1. | 330 | + | 86 | = |
|
| 2. | 620 | + | 99 | = |
|
| 3. | 240 | + | 71 | = |
|
| 4. | 360 | + | 43 | = |
|
| 5. | 290 | + | 16 | = |
|
| 6. | 490 | + | 52 | = |
|
| 7. | 710 | + | 91 | = |
|
| 8. | 450 | + | 66 | = |
|
| 9. | 310 | + | 85 | = |
|
| 10. | 270 | + | 41 | = |
|
| Oefening 4 | |||||
| 1. | 240 | + | 81 | = |
|
| 2. | 350 | + | 63 | = |
|
| 3. | 310 | + | 83 | = |
|
| 4. | 280 | + | 13 | = |
|
| 5. | 240 | + | 73 | = |
|
| 6. | 120 | + | 98 | = |
|
| 7. | 420 | + | 88 | = |
|
| 8. | 870 | + | 79 | = |
|
| 9. | 660 | + | 58 | = |
|
| 10. | 650 | + | 71 | = |
|