Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 110 | + | 85 | = |
|
| 2. | 450 | + | 89 | = |
|
| 3. | 740 | + | 85 | = |
|
| 4. | 680 | + | 38 | = |
|
| 5. | 310 | + | 89 | = |
|
| 6. | 560 | + | 86 | = |
|
| 7. | 930 | + | 95 | = |
|
| 8. | 170 | + | 28 | = |
|
| 9. | 410 | + | 93 | = |
|
| 10. | 830 | + | 65 | = |
|
| Oefening 2 | |||||
| 1. | 970 | + | 81 | = |
|
| 2. | 460 | + | 89 | = |
|
| 3. | 320 | + | 75 | = |
|
| 4. | 890 | + | 9 | = |
|
| 5. | 110 | + | 88 | = |
|
| 6. | 780 | + | 78 | = |
|
| 7. | 330 | + | 68 | = |
|
| 8. | 370 | + | 76 | = |
|
| 9. | 430 | + | 81 | = |
|
| 10. | 960 | + | 99 | = |
|
| Oefening 3 | |||||
| 1. | 740 | + | 69 | = |
|
| 2. | 660 | + | 66 | = |
|
| 3. | 170 | + | 21 | = |
|
| 4. | 950 | + | 87 | = |
|
| 5. | 570 | + | 33 | = |
|
| 6. | 490 | + | 56 | = |
|
| 7. | 250 | + | 58 | = |
|
| 8. | 830 | + | 96 | = |
|
| 9. | 440 | + | 71 | = |
|
| 10. | 430 | + | 74 | = |
|
| Oefening 4 | |||||
| 1. | 170 | + | 25 | = |
|
| 2. | 550 | + | 78 | = |
|
| 3. | 190 | + | 72 | = |
|
| 4. | 690 | + | 31 | = |
|
| 5. | 770 | + | 41 | = |
|
| 6. | 270 | + | 78 | = |
|
| 7. | 550 | + | 44 | = |
|
| 8. | 740 | + | 88 | = |
|
| 9. | 590 | + | 14 | = |
|
| 10. | 420 | + | 78 | = |
|