Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 410 | + | 82 | = |
|
| 2. | 970 | + | 72 | = |
|
| 3. | 820 | + | 89 | = |
|
| 4. | 620 | + | 87 | = |
|
| 5. | 440 | + | 91 | = |
|
| 6. | 380 | + | 37 | = |
|
| 7. | 490 | + | 73 | = |
|
| 8. | 770 | + | 46 | = |
|
| 9. | 690 | + | 68 | = |
|
| 10. | 350 | + | 99 | = |
|
| Oefening 2 | |||||
| 1. | 490 | + | 86 | = |
|
| 2. | 410 | + | 95 | = |
|
| 3. | 760 | + | 32 | = |
|
| 4. | 150 | + | 48 | = |
|
| 5. | 590 | + | 9 | = |
|
| 6. | 180 | + | 23 | = |
|
| 7. | 610 | + | 86 | = |
|
| 8. | 620 | + | 77 | = |
|
| 9. | 360 | + | 37 | = |
|
| 10. | 960 | + | 59 | = |
|
| Oefening 3 | |||||
| 1. | 470 | + | 54 | = |
|
| 2. | 670 | + | 99 | = |
|
| 3. | 570 | + | 68 | = |
|
| 4. | 650 | + | 67 | = |
|
| 5. | 560 | + | 38 | = |
|
| 6. | 550 | + | 62 | = |
|
| 7. | 710 | + | 92 | = |
|
| 8. | 580 | + | 47 | = |
|
| 9. | 730 | + | 97 | = |
|
| 10. | 510 | + | 82 | = |
|
| Oefening 4 | |||||
| 1. | 310 | + | 94 | = |
|
| 2. | 740 | + | 57 | = |
|
| 3. | 330 | + | 83 | = |
|
| 4. | 970 | + | 93 | = |
|
| 5. | 950 | + | 69 | = |
|
| 6. | 110 | + | 81 | = |
|
| 7. | 940 | + | 79 | = |
|
| 8. | 560 | + | 89 | = |
|
| 9. | 380 | + | 28 | = |
|
| 10. | 250 | + | 44 | = |
|