Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 440 | + | 91 | = |
|
| 2. | 180 | + | 47 | = |
|
| 3. | 660 | + | 93 | = |
|
| 4. | 990 | + | 3 | = |
|
| 5. | 850 | + | 76 | = |
|
| 6. | 260 | + | 37 | = |
|
| 7. | 710 | + | 85 | = |
|
| 8. | 850 | + | 44 | = |
|
| 9. | 470 | + | 73 | = |
|
| 10. | 750 | + | 77 | = |
|
| Oefening 2 | |||||
| 1. | 560 | + | 54 | = |
|
| 2. | 140 | + | 51 | = |
|
| 3. | 840 | + | 54 | = |
|
| 4. | 330 | + | 87 | = |
|
| 5. | 810 | + | 89 | = |
|
| 6. | 680 | + | 99 | = |
|
| 7. | 640 | + | 67 | = |
|
| 8. | 860 | + | 92 | = |
|
| 9. | 230 | + | 68 | = |
|
| 10. | 920 | + | 91 | = |
|
| Oefening 3 | |||||
| 1. | 610 | + | 97 | = |
|
| 2. | 240 | + | 87 | = |
|
| 3. | 560 | + | 67 | = |
|
| 4. | 730 | + | 94 | = |
|
| 5. | 590 | + | 23 | = |
|
| 6. | 860 | + | 92 | = |
|
| 7. | 490 | + | 17 | = |
|
| 8. | 340 | + | 52 | = |
|
| 9. | 190 | + | 1 | = |
|
| 10. | 930 | + | 69 | = |
|
| Oefening 4 | |||||
| 1. | 950 | + | 43 | = |
|
| 2. | 920 | + | 96 | = |
|
| 3. | 710 | + | 94 | = |
|
| 4. | 120 | + | 86 | = |
|
| 5. | 310 | + | 84 | = |
|
| 6. | 390 | + | 5 | = |
|
| 7. | 190 | + | 93 | = |
|
| 8. | 110 | + | 86 | = |
|
| 9. | 440 | + | 78 | = |
|
| 10. | 880 | + | 19 | = |
|