Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 170 | + | 35 | = |
|
| 2. | 460 | + | 49 | = |
|
| 3. | 710 | + | 93 | = |
|
| 4. | 660 | + | 64 | = |
|
| 5. | 260 | + | 43 | = |
|
| 6. | 310 | + | 84 | = |
|
| 7. | 180 | + | 14 | = |
|
| 8. | 260 | + | 97 | = |
|
| 9. | 820 | + | 74 | = |
|
| 10. | 890 | + | 68 | = |
|
| Oefening 2 | |||||
| 1. | 770 | + | 79 | = |
|
| 2. | 340 | + | 67 | = |
|
| 3. | 650 | + | 62 | = |
|
| 4. | 630 | + | 71 | = |
|
| 5. | 770 | + | 87 | = |
|
| 6. | 730 | + | 82 | = |
|
| 7. | 590 | + | 95 | = |
|
| 8. | 780 | + | 64 | = |
|
| 9. | 270 | + | 79 | = |
|
| 10. | 690 | + | 72 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 4 | = |
|
| 2. | 960 | + | 76 | = |
|
| 3. | 890 | + | 88 | = |
|
| 4. | 170 | + | 65 | = |
|
| 5. | 480 | + | 56 | = |
|
| 6. | 770 | + | 28 | = |
|
| 7. | 630 | + | 75 | = |
|
| 8. | 480 | + | 21 | = |
|
| 9. | 720 | + | 99 | = |
|
| 10. | 970 | + | 38 | = |
|
| Oefening 4 | |||||
| 1. | 650 | + | 48 | = |
|
| 2. | 590 | + | 67 | = |
|
| 3. | 980 | + | 45 | = |
|
| 4. | 740 | + | 55 | = |
|
| 5. | 760 | + | 32 | = |
|
| 6. | 860 | + | 88 | = |
|
| 7. | 640 | + | 85 | = |
|
| 8. | 690 | + | 18 | = |
|
| 9. | 410 | + | 86 | = |
|
| 10. | 490 | + | 47 | = |
|