Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 570 | + | 65 | = |
|
| 2. | 740 | + | 67 | = |
|
| 3. | 430 | + | 78 | = |
|
| 4. | 180 | + | 94 | = |
|
| 5. | 380 | + | 28 | = |
|
| 6. | 780 | + | 31 | = |
|
| 7. | 630 | + | 71 | = |
|
| 8. | 790 | + | 97 | = |
|
| 9. | 420 | + | 91 | = |
|
| 10. | 540 | + | 61 | = |
|
| Oefening 2 | |||||
| 1. | 170 | + | 31 | = |
|
| 2. | 650 | + | 99 | = |
|
| 3. | 770 | + | 65 | = |
|
| 4. | 370 | + | 73 | = |
|
| 5. | 940 | + | 52 | = |
|
| 6. | 190 | + | 65 | = |
|
| 7. | 770 | + | 33 | = |
|
| 8. | 170 | + | 28 | = |
|
| 9. | 650 | + | 82 | = |
|
| 10. | 780 | + | 79 | = |
|
| Oefening 3 | |||||
| 1. | 240 | + | 74 | = |
|
| 2. | 250 | + | 48 | = |
|
| 3. | 340 | + | 52 | = |
|
| 4. | 360 | + | 95 | = |
|
| 5. | 750 | + | 56 | = |
|
| 6. | 260 | + | 79 | = |
|
| 7. | 430 | + | 69 | = |
|
| 8. | 120 | + | 95 | = |
|
| 9. | 330 | + | 86 | = |
|
| 10. | 660 | + | 32 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 25 | = |
|
| 2. | 750 | + | 93 | = |
|
| 3. | 980 | + | 64 | = |
|
| 4. | 170 | + | 49 | = |
|
| 5. | 760 | + | 89 | = |
|
| 6. | 620 | + | 76 | = |
|
| 7. | 530 | + | 85 | = |
|
| 8. | 880 | + | 96 | = |
|
| 9. | 670 | + | 92 | = |
|
| 10. | 330 | + | 74 | = |
|