Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 180 | + | 31 | = |
|
| 2. | 730 | + | 86 | = |
|
| 3. | 270 | + | 71 | = |
|
| 4. | 240 | + | 62 | = |
|
| 5. | 920 | + | 79 | = |
|
| 6. | 290 | + | 46 | = |
|
| 7. | 490 | + | 63 | = |
|
| 8. | 790 | + | 45 | = |
|
| 9. | 490 | + | 85 | = |
|
| 10. | 850 | + | 57 | = |
|
| Oefening 2 | |||||
| 1. | 360 | + | 64 | = |
|
| 2. | 890 | + | 49 | = |
|
| 3. | 910 | + | 99 | = |
|
| 4. | 460 | + | 99 | = |
|
| 5. | 890 | + | 58 | = |
|
| 6. | 120 | + | 83 | = |
|
| 7. | 260 | + | 38 | = |
|
| 8. | 550 | + | 69 | = |
|
| 9. | 480 | + | 29 | = |
|
| 10. | 120 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 840 | + | 64 | = |
|
| 2. | 950 | + | 61 | = |
|
| 3. | 110 | + | 91 | = |
|
| 4. | 990 | + | 41 | = |
|
| 5. | 250 | + | 85 | = |
|
| 6. | 620 | + | 85 | = |
|
| 7. | 310 | + | 85 | = |
|
| 8. | 670 | + | 49 | = |
|
| 9. | 470 | + | 67 | = |
|
| 10. | 880 | + | 99 | = |
|
| Oefening 4 | |||||
| 1. | 990 | + | 35 | = |
|
| 2. | 520 | + | 76 | = |
|
| 3. | 450 | + | 82 | = |
|
| 4. | 310 | + | 81 | = |
|
| 5. | 240 | + | 88 | = |
|
| 6. | 750 | + | 77 | = |
|
| 7. | 460 | + | 83 | = |
|
| 8. | 170 | + | 23 | = |
|
| 9. | 280 | + | 74 | = |
|
| 10. | 610 | + | 98 | = |
|