Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 250 | + | 53 | = |
|
| 2. | 210 | + | 82 | = |
|
| 3. | 720 | + | 98 | = |
|
| 4. | 290 | + | 3 | = |
|
| 5. | 740 | + | 83 | = |
|
| 6. | 570 | + | 36 | = |
|
| 7. | 340 | + | 82 | = |
|
| 8. | 870 | + | 25 | = |
|
| 9. | 650 | + | 52 | = |
|
| 10. | 710 | + | 86 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 68 | = |
|
| 2. | 630 | + | 96 | = |
|
| 3. | 110 | + | 87 | = |
|
| 4. | 410 | + | 99 | = |
|
| 5. | 470 | + | 25 | = |
|
| 6. | 550 | + | 54 | = |
|
| 7. | 380 | + | 55 | = |
|
| 8. | 990 | + | 19 | = |
|
| 9. | 440 | + | 73 | = |
|
| 10. | 240 | + | 55 | = |
|
| Oefening 3 | |||||
| 1. | 390 | + | 21 | = |
|
| 2. | 880 | + | 74 | = |
|
| 3. | 170 | + | 44 | = |
|
| 4. | 270 | + | 36 | = |
|
| 5. | 390 | + | 78 | = |
|
| 6. | 850 | + | 46 | = |
|
| 7. | 220 | + | 79 | = |
|
| 8. | 580 | + | 73 | = |
|
| 9. | 810 | + | 92 | = |
|
| 10. | 220 | + | 84 | = |
|
| Oefening 4 | |||||
| 1. | 960 | + | 32 | = |
|
| 2. | 760 | + | 96 | = |
|
| 3. | 920 | + | 76 | = |
|
| 4. | 720 | + | 77 | = |
|
| 5. | 680 | + | 11 | = |
|
| 6. | 920 | + | 73 | = |
|
| 7. | 340 | + | 78 | = |
|
| 8. | 750 | + | 41 | = |
|
| 9. | 270 | + | 32 | = |
|
| 10. | 820 | + | 92 | = |
|