Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 330 | + | 81 | = |
|
| 2. | 240 | + | 57 | = |
|
| 3. | 320 | + | 82 | = |
|
| 4. | 890 | + | 8 | = |
|
| 5. | 150 | + | 54 | = |
|
| 6. | 230 | + | 61 | = |
|
| 7. | 220 | + | 99 | = |
|
| 8. | 990 | + | 73 | = |
|
| 9. | 270 | + | 41 | = |
|
| 10. | 720 | + | 87 | = |
|
| Oefening 2 | |||||
| 1. | 420 | + | 85 | = |
|
| 2. | 360 | + | 35 | = |
|
| 3. | 610 | + | 81 | = |
|
| 4. | 610 | + | 94 | = |
|
| 5. | 620 | + | 95 | = |
|
| 6. | 440 | + | 76 | = |
|
| 7. | 910 | + | 92 | = |
|
| 8. | 670 | + | 24 | = |
|
| 9. | 680 | + | 17 | = |
|
| 10. | 360 | + | 98 | = |
|
| Oefening 3 | |||||
| 1. | 160 | + | 43 | = |
|
| 2. | 220 | + | 84 | = |
|
| 3. | 420 | + | 96 | = |
|
| 4. | 870 | + | 51 | = |
|
| 5. | 350 | + | 84 | = |
|
| 6. | 430 | + | 72 | = |
|
| 7. | 520 | + | 96 | = |
|
| 8. | 680 | + | 53 | = |
|
| 9. | 510 | + | 82 | = |
|
| 10. | 980 | + | 62 | = |
|
| Oefening 4 | |||||
| 1. | 760 | + | 88 | = |
|
| 2. | 560 | + | 89 | = |
|
| 3. | 230 | + | 84 | = |
|
| 4. | 930 | + | 93 | = |
|
| 5. | 330 | + | 79 | = |
|
| 6. | 170 | + | 41 | = |
|
| 7. | 950 | + | 85 | = |
|
| 8. | 220 | + | 95 | = |
|
| 9. | 470 | + | 31 | = |
|
| 10. | 330 | + | 73 | = |
|