Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 120 | + | 72 | = |
|
| 2. | 230 | + | 77 | = |
|
| 3. | 290 | + | 11 | = |
|
| 4. | 330 | + | 84 | = |
|
| 5. | 210 | + | 87 | = |
|
| 6. | 470 | + | 31 | = |
|
| 7. | 750 | + | 53 | = |
|
| 8. | 450 | + | 86 | = |
|
| 9. | 140 | + | 96 | = |
|
| 10. | 550 | + | 41 | = |
|
| Oefening 2 | |||||
| 1. | 380 | + | 32 | = |
|
| 2. | 650 | + | 49 | = |
|
| 3. | 170 | + | 87 | = |
|
| 4. | 380 | + | 27 | = |
|
| 5. | 640 | + | 55 | = |
|
| 6. | 610 | + | 85 | = |
|
| 7. | 520 | + | 78 | = |
|
| 8. | 320 | + | 85 | = |
|
| 9. | 240 | + | 72 | = |
|
| 10. | 770 | + | 39 | = |
|
| Oefening 3 | |||||
| 1. | 340 | + | 64 | = |
|
| 2. | 560 | + | 51 | = |
|
| 3. | 970 | + | 38 | = |
|
| 4. | 650 | + | 74 | = |
|
| 5. | 310 | + | 94 | = |
|
| 6. | 750 | + | 71 | = |
|
| 7. | 650 | + | 98 | = |
|
| 8. | 970 | + | 64 | = |
|
| 9. | 680 | + | 91 | = |
|
| 10. | 230 | + | 81 | = |
|
| Oefening 4 | |||||
| 1. | 690 | + | 32 | = |
|
| 2. | 960 | + | 39 | = |
|
| 3. | 680 | + | 55 | = |
|
| 4. | 290 | + | 17 | = |
|
| 5. | 980 | + | 92 | = |
|
| 6. | 620 | + | 72 | = |
|
| 7. | 420 | + | 98 | = |
|
| 8. | 830 | + | 95 | = |
|
| 9. | 810 | + | 89 | = |
|
| 10. | 430 | + | 73 | = |
|