Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 440 | + | 71 | = |
|
| 2. | 520 | + | 78 | = |
|
| 3. | 260 | + | 54 | = |
|
| 4. | 120 | + | 71 | = |
|
| 5. | 820 | + | 84 | = |
|
| 6. | 160 | + | 76 | = |
|
| 7. | 390 | + | 61 | = |
|
| 8. | 840 | + | 75 | = |
|
| 9. | 860 | + | 54 | = |
|
| 10. | 620 | + | 75 | = |
|
| Oefening 2 | |||||
| 1. | 110 | + | 82 | = |
|
| 2. | 680 | + | 56 | = |
|
| 3. | 860 | + | 34 | = |
|
| 4. | 660 | + | 74 | = |
|
| 5. | 750 | + | 77 | = |
|
| 6. | 440 | + | 81 | = |
|
| 7. | 150 | + | 93 | = |
|
| 8. | 230 | + | 82 | = |
|
| 9. | 940 | + | 54 | = |
|
| 10. | 370 | + | 59 | = |
|
| Oefening 3 | |||||
| 1. | 410 | + | 92 | = |
|
| 2. | 550 | + | 62 | = |
|
| 3. | 580 | + | 78 | = |
|
| 4. | 770 | + | 22 | = |
|
| 5. | 190 | + | 59 | = |
|
| 6. | 630 | + | 91 | = |
|
| 7. | 470 | + | 76 | = |
|
| 8. | 610 | + | 98 | = |
|
| 9. | 820 | + | 73 | = |
|
| 10. | 380 | + | 77 | = |
|
| Oefening 4 | |||||
| 1. | 270 | + | 78 | = |
|
| 2. | 640 | + | 68 | = |
|
| 3. | 430 | + | 69 | = |
|
| 4. | 360 | + | 62 | = |
|
| 5. | 840 | + | 84 | = |
|
| 6. | 250 | + | 41 | = |
|
| 7. | 360 | + | 77 | = |
|
| 8. | 570 | + | 46 | = |
|
| 9. | 450 | + | 61 | = |
|
| 10. | 870 | + | 48 | = |
|