Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 410 | + | 83 | = |
|
| 2. | 440 | + | 93 | = |
|
| 3. | 390 | + | 51 | = |
|
| 4. | 180 | + | 28 | = |
|
| 5. | 850 | + | 67 | = |
|
| 6. | 220 | + | 89 | = |
|
| 7. | 190 | + | 38 | = |
|
| 8. | 340 | + | 55 | = |
|
| 9. | 240 | + | 51 | = |
|
| 10. | 490 | + | 22 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 68 | = |
|
| 2. | 540 | + | 66 | = |
|
| 3. | 980 | + | 11 | = |
|
| 4. | 980 | + | 94 | = |
|
| 5. | 910 | + | 97 | = |
|
| 6. | 170 | + | 61 | = |
|
| 7. | 850 | + | 93 | = |
|
| 8. | 380 | + | 61 | = |
|
| 9. | 750 | + | 43 | = |
|
| 10. | 950 | + | 93 | = |
|
| Oefening 3 | |||||
| 1. | 840 | + | 69 | = |
|
| 2. | 690 | + | 37 | = |
|
| 3. | 650 | + | 99 | = |
|
| 4. | 940 | + | 66 | = |
|
| 5. | 320 | + | 71 | = |
|
| 6. | 640 | + | 52 | = |
|
| 7. | 260 | + | 58 | = |
|
| 8. | 420 | + | 92 | = |
|
| 9. | 660 | + | 46 | = |
|
| 10. | 280 | + | 38 | = |
|
| Oefening 4 | |||||
| 1. | 220 | + | 77 | = |
|
| 2. | 720 | + | 92 | = |
|
| 3. | 350 | + | 65 | = |
|
| 4. | 930 | + | 69 | = |
|
| 5. | 890 | + | 39 | = |
|
| 6. | 350 | + | 73 | = |
|
| 7. | 480 | + | 59 | = |
|
| 8. | 190 | + | 45 | = |
|
| 9. | 690 | + | 17 | = |
|
| 10. | 560 | + | 79 | = |
|