Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 280 | + | 41 | = |
|
| 2. | 990 | + | 37 | = |
|
| 3. | 240 | + | 71 | = |
|
| 4. | 110 | + | 87 | = |
|
| 5. | 320 | + | 75 | = |
|
| 6. | 510 | + | 91 | = |
|
| 7. | 830 | + | 62 | = |
|
| 8. | 540 | + | 52 | = |
|
| 9. | 580 | + | 94 | = |
|
| 10. | 710 | + | 83 | = |
|
| Oefening 2 | |||||
| 1. | 460 | + | 35 | = |
|
| 2. | 470 | + | 29 | = |
|
| 3. | 610 | + | 91 | = |
|
| 4. | 640 | + | 61 | = |
|
| 5. | 190 | + | 56 | = |
|
| 6. | 910 | + | 86 | = |
|
| 7. | 320 | + | 81 | = |
|
| 8. | 240 | + | 76 | = |
|
| 9. | 980 | + | 65 | = |
|
| 10. | 820 | + | 73 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 72 | = |
|
| 2. | 830 | + | 84 | = |
|
| 3. | 360 | + | 85 | = |
|
| 4. | 830 | + | 83 | = |
|
| 5. | 560 | + | 39 | = |
|
| 6. | 660 | + | 77 | = |
|
| 7. | 450 | + | 96 | = |
|
| 8. | 110 | + | 83 | = |
|
| 9. | 250 | + | 86 | = |
|
| 10. | 220 | + | 82 | = |
|
| Oefening 4 | |||||
| 1. | 890 | + | 53 | = |
|
| 2. | 590 | + | 6 | = |
|
| 3. | 780 | + | 43 | = |
|
| 4. | 770 | + | 94 | = |
|
| 5. | 630 | + | 71 | = |
|
| 6. | 180 | + | 16 | = |
|
| 7. | 980 | + | 19 | = |
|
| 8. | 120 | + | 89 | = |
|
| 9. | 830 | + | 61 | = |
|
| 10. | 630 | + | 86 | = |
|