Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 99 | = |
|
| 2. | 160 | + | 58 | = |
|
| 3. | 780 | + | 54 | = |
|
| 4. | 340 | + | 57 | = |
|
| 5. | 440 | + | 93 | = |
|
| 6. | 820 | + | 78 | = |
|
| 7. | 830 | + | 88 | = |
|
| 8. | 920 | + | 87 | = |
|
| 9. | 770 | + | 45 | = |
|
| 10. | 210 | + | 84 | = |
|
| Oefening 2 | |||||
| 1. | 720 | + | 99 | = |
|
| 2. | 110 | + | 95 | = |
|
| 3. | 750 | + | 81 | = |
|
| 4. | 990 | + | 72 | = |
|
| 5. | 760 | + | 64 | = |
|
| 6. | 980 | + | 86 | = |
|
| 7. | 370 | + | 53 | = |
|
| 8. | 680 | + | 97 | = |
|
| 9. | 260 | + | 67 | = |
|
| 10. | 680 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 570 | + | 87 | = |
|
| 2. | 430 | + | 62 | = |
|
| 3. | 160 | + | 57 | = |
|
| 4. | 450 | + | 67 | = |
|
| 5. | 180 | + | 95 | = |
|
| 6. | 850 | + | 59 | = |
|
| 7. | 340 | + | 95 | = |
|
| 8. | 190 | + | 31 | = |
|
| 9. | 430 | + | 84 | = |
|
| 10. | 760 | + | 34 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 87 | = |
|
| 2. | 560 | + | 65 | = |
|
| 3. | 830 | + | 67 | = |
|
| 4. | 180 | + | 12 | = |
|
| 5. | 890 | + | 88 | = |
|
| 6. | 380 | + | 15 | = |
|
| 7. | 760 | + | 34 | = |
|
| 8. | 910 | + | 93 | = |
|
| 9. | 850 | + | 81 | = |
|
| 10. | 970 | + | 97 | = |
|