Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 340 | + | 87 | = |
|
| 2. | 520 | + | 81 | = |
|
| 3. | 940 | + | 97 | = |
|
| 4. | 750 | + | 47 | = |
|
| 5. | 690 | + | 83 | = |
|
| 6. | 410 | + | 84 | = |
|
| 7. | 790 | + | 77 | = |
|
| 8. | 660 | + | 36 | = |
|
| 9. | 210 | + | 91 | = |
|
| 10. | 970 | + | 54 | = |
|
| Oefening 2 | |||||
| 1. | 570 | + | 85 | = |
|
| 2. | 590 | + | 13 | = |
|
| 3. | 920 | + | 73 | = |
|
| 4. | 190 | + | 39 | = |
|
| 5. | 280 | + | 18 | = |
|
| 6. | 170 | + | 36 | = |
|
| 7. | 720 | + | 96 | = |
|
| 8. | 910 | + | 87 | = |
|
| 9. | 850 | + | 56 | = |
|
| 10. | 540 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 110 | + | 99 | = |
|
| 2. | 650 | + | 67 | = |
|
| 3. | 770 | + | 68 | = |
|
| 4. | 780 | + | 35 | = |
|
| 5. | 660 | + | 74 | = |
|
| 6. | 350 | + | 97 | = |
|
| 7. | 750 | + | 75 | = |
|
| 8. | 520 | + | 78 | = |
|
| 9. | 910 | + | 87 | = |
|
| 10. | 750 | + | 75 | = |
|
| Oefening 4 | |||||
| 1. | 830 | + | 91 | = |
|
| 2. | 450 | + | 54 | = |
|
| 3. | 650 | + | 98 | = |
|
| 4. | 810 | + | 96 | = |
|
| 5. | 270 | + | 35 | = |
|
| 6. | 170 | + | 41 | = |
|
| 7. | 840 | + | 95 | = |
|
| 8. | 460 | + | 97 | = |
|
| 9. | 990 | + | 75 | = |
|
| 10. | 650 | + | 43 | = |
|