Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 360 | + | 61 | = |
|
| 2. | 680 | + | 35 | = |
|
| 3. | 290 | + | 75 | = |
|
| 4. | 560 | + | 57 | = |
|
| 5. | 170 | + | 45 | = |
|
| 6. | 240 | + | 52 | = |
|
| 7. | 940 | + | 54 | = |
|
| 8. | 640 | + | 72 | = |
|
| 9. | 720 | + | 81 | = |
|
| 10. | 990 | + | 58 | = |
|
| Oefening 2 | |||||
| 1. | 370 | + | 53 | = |
|
| 2. | 520 | + | 92 | = |
|
| 3. | 460 | + | 85 | = |
|
| 4. | 570 | + | 36 | = |
|
| 5. | 330 | + | 73 | = |
|
| 6. | 140 | + | 54 | = |
|
| 7. | 810 | + | 81 | = |
|
| 8. | 840 | + | 89 | = |
|
| 9. | 560 | + | 75 | = |
|
| 10. | 740 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 560 | + | 31 | = |
|
| 2. | 450 | + | 56 | = |
|
| 3. | 720 | + | 99 | = |
|
| 4. | 630 | + | 94 | = |
|
| 5. | 930 | + | 84 | = |
|
| 6. | 270 | + | 45 | = |
|
| 7. | 960 | + | 89 | = |
|
| 8. | 830 | + | 63 | = |
|
| 9. | 120 | + | 86 | = |
|
| 10. | 530 | + | 98 | = |
|
| Oefening 4 | |||||
| 1. | 630 | + | 94 | = |
|
| 2. | 860 | + | 76 | = |
|
| 3. | 780 | + | 19 | = |
|
| 4. | 370 | + | 34 | = |
|
| 5. | 660 | + | 99 | = |
|
| 6. | 370 | + | 89 | = |
|
| 7. | 290 | + | 11 | = |
|
| 8. | 470 | + | 37 | = |
|
| 9. | 510 | + | 95 | = |
|
| 10. | 630 | + | 92 | = |
|