Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 510 | + | 92 | = |
|
| 2. | 570 | + | 93 | = |
|
| 3. | 540 | + | 58 | = |
|
| 4. | 210 | + | 87 | = |
|
| 5. | 750 | + | 81 | = |
|
| 6. | 330 | + | 92 | = |
|
| 7. | 560 | + | 63 | = |
|
| 8. | 390 | + | 63 | = |
|
| 9. | 990 | + | 28 | = |
|
| 10. | 770 | + | 82 | = |
|
| Oefening 2 | |||||
| 1. | 840 | + | 71 | = |
|
| 2. | 270 | + | 51 | = |
|
| 3. | 210 | + | 82 | = |
|
| 4. | 830 | + | 66 | = |
|
| 5. | 140 | + | 57 | = |
|
| 6. | 630 | + | 87 | = |
|
| 7. | 310 | + | 95 | = |
|
| 8. | 680 | + | 63 | = |
|
| 9. | 630 | + | 63 | = |
|
| 10. | 890 | + | 5 | = |
|
| Oefening 3 | |||||
| 1. | 410 | + | 88 | = |
|
| 2. | 670 | + | 85 | = |
|
| 3. | 240 | + | 74 | = |
|
| 4. | 840 | + | 92 | = |
|
| 5. | 690 | + | 54 | = |
|
| 6. | 750 | + | 54 | = |
|
| 7. | 590 | + | 59 | = |
|
| 8. | 250 | + | 77 | = |
|
| 9. | 370 | + | 52 | = |
|
| 10. | 920 | + | 79 | = |
|
| Oefening 4 | |||||
| 1. | 420 | + | 89 | = |
|
| 2. | 510 | + | 88 | = |
|
| 3. | 730 | + | 75 | = |
|
| 4. | 140 | + | 75 | = |
|
| 5. | 720 | + | 75 | = |
|
| 6. | 890 | + | 92 | = |
|
| 7. | 110 | + | 81 | = |
|
| 8. | 980 | + | 15 | = |
|
| 9. | 580 | + | 86 | = |
|
| 10. | 280 | + | 36 | = |
|