Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 890 | + | 91 | = |
|
| 2. | 460 | + | 45 | = |
|
| 3. | 240 | + | 84 | = |
|
| 4. | 370 | + | 47 | = |
|
| 5. | 580 | + | 61 | = |
|
| 6. | 930 | + | 75 | = |
|
| 7. | 720 | + | 83 | = |
|
| 8. | 740 | + | 98 | = |
|
| 9. | 560 | + | 58 | = |
|
| 10. | 150 | + | 52 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 74 | = |
|
| 2. | 970 | + | 66 | = |
|
| 3. | 550 | + | 62 | = |
|
| 4. | 750 | + | 99 | = |
|
| 5. | 580 | + | 28 | = |
|
| 6. | 620 | + | 88 | = |
|
| 7. | 730 | + | 95 | = |
|
| 8. | 790 | + | 53 | = |
|
| 9. | 630 | + | 87 | = |
|
| 10. | 450 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 730 | + | 77 | = |
|
| 2. | 970 | + | 96 | = |
|
| 3. | 450 | + | 55 | = |
|
| 4. | 910 | + | 83 | = |
|
| 5. | 380 | + | 28 | = |
|
| 6. | 160 | + | 39 | = |
|
| 7. | 450 | + | 87 | = |
|
| 8. | 160 | + | 55 | = |
|
| 9. | 550 | + | 71 | = |
|
| 10. | 120 | + | 73 | = |
|
| Oefening 4 | |||||
| 1. | 440 | + | 57 | = |
|
| 2. | 430 | + | 81 | = |
|
| 3. | 670 | + | 58 | = |
|
| 4. | 270 | + | 98 | = |
|
| 5. | 480 | + | 51 | = |
|
| 6. | 790 | + | 33 | = |
|
| 7. | 150 | + | 53 | = |
|
| 8. | 650 | + | 96 | = |
|
| 9. | 870 | + | 44 | = |
|
| 10. | 590 | + | 63 | = |
|