Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 840 | + | 81 | = |
|
| 2. | 330 | + | 99 | = |
|
| 3. | 160 | + | 75 | = |
|
| 4. | 940 | + | 77 | = |
|
| 5. | 770 | + | 61 | = |
|
| 6. | 920 | + | 84 | = |
|
| 7. | 170 | + | 27 | = |
|
| 8. | 320 | + | 72 | = |
|
| 9. | 650 | + | 55 | = |
|
| 10. | 980 | + | 82 | = |
|
| Oefening 2 | |||||
| 1. | 730 | + | 99 | = |
|
| 2. | 510 | + | 96 | = |
|
| 3. | 120 | + | 76 | = |
|
| 4. | 350 | + | 74 | = |
|
| 5. | 690 | + | 95 | = |
|
| 6. | 420 | + | 74 | = |
|
| 7. | 460 | + | 51 | = |
|
| 8. | 490 | + | 6 | = |
|
| 9. | 850 | + | 81 | = |
|
| 10. | 930 | + | 92 | = |
|
| Oefening 3 | |||||
| 1. | 570 | + | 64 | = |
|
| 2. | 420 | + | 93 | = |
|
| 3. | 550 | + | 67 | = |
|
| 4. | 850 | + | 97 | = |
|
| 5. | 630 | + | 73 | = |
|
| 6. | 630 | + | 92 | = |
|
| 7. | 550 | + | 88 | = |
|
| 8. | 390 | + | 53 | = |
|
| 9. | 890 | + | 15 | = |
|
| 10. | 250 | + | 81 | = |
|
| Oefening 4 | |||||
| 1. | 710 | + | 89 | = |
|
| 2. | 590 | + | 56 | = |
|
| 3. | 780 | + | 25 | = |
|
| 4. | 520 | + | 74 | = |
|
| 5. | 750 | + | 75 | = |
|
| 6. | 320 | + | 85 | = |
|
| 7. | 950 | + | 97 | = |
|
| 8. | 140 | + | 82 | = |
|
| 9. | 290 | + | 2 | = |
|
| 10. | 720 | + | 75 | = |
|