Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 550 | + | 75 | = |
|
| 2. | 410 | + | 81 | = |
|
| 3. | 590 | + | 48 | = |
|
| 4. | 790 | + | 71 | = |
|
| 5. | 230 | + | 65 | = |
|
| 6. | 270 | + | 79 | = |
|
| 7. | 770 | + | 79 | = |
|
| 8. | 240 | + | 66 | = |
|
| 9. | 740 | + | 56 | = |
|
| 10. | 790 | + | 2 | = |
|
| Oefening 2 | |||||
| 1. | 780 | + | 26 | = |
|
| 2. | 170 | + | 29 | = |
|
| 3. | 330 | + | 67 | = |
|
| 4. | 670 | + | 82 | = |
|
| 5. | 260 | + | 83 | = |
|
| 6. | 790 | + | 47 | = |
|
| 7. | 220 | + | 95 | = |
|
| 8. | 760 | + | 54 | = |
|
| 9. | 410 | + | 98 | = |
|
| 10. | 790 | + | 68 | = |
|
| Oefening 3 | |||||
| 1. | 970 | + | 82 | = |
|
| 2. | 540 | + | 76 | = |
|
| 3. | 870 | + | 47 | = |
|
| 4. | 410 | + | 81 | = |
|
| 5. | 330 | + | 81 | = |
|
| 6. | 680 | + | 52 | = |
|
| 7. | 480 | + | 91 | = |
|
| 8. | 620 | + | 82 | = |
|
| 9. | 220 | + | 86 | = |
|
| 10. | 560 | + | 52 | = |
|
| Oefening 4 | |||||
| 1. | 980 | + | 75 | = |
|
| 2. | 680 | + | 26 | = |
|
| 3. | 830 | + | 93 | = |
|
| 4. | 580 | + | 38 | = |
|
| 5. | 650 | + | 64 | = |
|
| 6. | 330 | + | 95 | = |
|
| 7. | 320 | + | 98 | = |
|
| 8. | 260 | + | 68 | = |
|
| 9. | 930 | + | 99 | = |
|
| 10. | 960 | + | 32 | = |
|