Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 230 | + | 69 | = |
|
| 2. | 910 | + | 99 | = |
|
| 3. | 620 | + | 71 | = |
|
| 4. | 290 | + | 32 | = |
|
| 5. | 270 | + | 73 | = |
|
| 6. | 780 | + | 65 | = |
|
| 7. | 310 | + | 96 | = |
|
| 8. | 190 | + | 22 | = |
|
| 9. | 690 | + | 54 | = |
|
| 10. | 740 | + | 89 | = |
|
| Oefening 2 | |||||
| 1. | 430 | + | 79 | = |
|
| 2. | 140 | + | 64 | = |
|
| 3. | 430 | + | 74 | = |
|
| 4. | 370 | + | 49 | = |
|
| 5. | 670 | + | 55 | = |
|
| 6. | 830 | + | 75 | = |
|
| 7. | 140 | + | 92 | = |
|
| 8. | 790 | + | 72 | = |
|
| 9. | 490 | + | 9 | = |
|
| 10. | 890 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 440 | + | 68 | = |
|
| 2. | 270 | + | 93 | = |
|
| 3. | 370 | + | 84 | = |
|
| 4. | 660 | + | 85 | = |
|
| 5. | 640 | + | 96 | = |
|
| 6. | 990 | + | 32 | = |
|
| 7. | 310 | + | 92 | = |
|
| 8. | 870 | + | 53 | = |
|
| 9. | 410 | + | 96 | = |
|
| 10. | 540 | + | 88 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 76 | = |
|
| 2. | 570 | + | 55 | = |
|
| 3. | 280 | + | 81 | = |
|
| 4. | 760 | + | 48 | = |
|
| 5. | 310 | + | 88 | = |
|
| 6. | 810 | + | 93 | = |
|
| 7. | 210 | + | 96 | = |
|
| 8. | 860 | + | 69 | = |
|
| 9. | 460 | + | 33 | = |
|
| 10. | 790 | + | 46 | = |
|