Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 470 | + | 25 | = |
|
| 2. | 180 | + | 55 | = |
|
| 3. | 260 | + | 44 | = |
|
| 4. | 160 | + | 58 | = |
|
| 5. | 260 | + | 41 | = |
|
| 6. | 460 | + | 74 | = |
|
| 7. | 430 | + | 67 | = |
|
| 8. | 240 | + | 68 | = |
|
| 9. | 750 | + | 84 | = |
|
| 10. | 640 | + | 76 | = |
|
| Oefening 2 | |||||
| 1. | 620 | + | 73 | = |
|
| 2. | 160 | + | 79 | = |
|
| 3. | 230 | + | 64 | = |
|
| 4. | 360 | + | 34 | = |
|
| 5. | 620 | + | 72 | = |
|
| 6. | 920 | + | 96 | = |
|
| 7. | 920 | + | 84 | = |
|
| 8. | 430 | + | 98 | = |
|
| 9. | 510 | + | 86 | = |
|
| 10. | 150 | + | 93 | = |
|
| Oefening 3 | |||||
| 1. | 790 | + | 37 | = |
|
| 2. | 320 | + | 88 | = |
|
| 3. | 840 | + | 68 | = |
|
| 4. | 670 | + | 67 | = |
|
| 5. | 990 | + | 79 | = |
|
| 6. | 290 | + | 91 | = |
|
| 7. | 930 | + | 85 | = |
|
| 8. | 570 | + | 65 | = |
|
| 9. | 670 | + | 44 | = |
|
| 10. | 180 | + | 93 | = |
|
| Oefening 4 | |||||
| 1. | 110 | + | 95 | = |
|
| 2. | 850 | + | 48 | = |
|
| 3. | 130 | + | 78 | = |
|
| 4. | 330 | + | 93 | = |
|
| 5. | 630 | + | 85 | = |
|
| 6. | 110 | + | 91 | = |
|
| 7. | 950 | + | 48 | = |
|
| 8. | 410 | + | 87 | = |
|
| 9. | 310 | + | 81 | = |
|
| 10. | 740 | + | 72 | = |
|