Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 830 | + | 83 | = |
|
| 2. | 680 | + | 57 | = |
|
| 3. | 680 | + | 48 | = |
|
| 4. | 390 | + | 74 | = |
|
| 5. | 730 | + | 93 | = |
|
| 6. | 780 | + | 92 | = |
|
| 7. | 580 | + | 47 | = |
|
| 8. | 260 | + | 95 | = |
|
| 9. | 470 | + | 64 | = |
|
| 10. | 550 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 330 | + | 98 | = |
|
| 2. | 860 | + | 65 | = |
|
| 3. | 370 | + | 26 | = |
|
| 4. | 370 | + | 84 | = |
|
| 5. | 610 | + | 85 | = |
|
| 6. | 150 | + | 92 | = |
|
| 7. | 370 | + | 21 | = |
|
| 8. | 850 | + | 91 | = |
|
| 9. | 390 | + | 48 | = |
|
| 10. | 210 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 630 | + | 91 | = |
|
| 2. | 460 | + | 61 | = |
|
| 3. | 990 | + | 26 | = |
|
| 4. | 740 | + | 74 | = |
|
| 5. | 650 | + | 72 | = |
|
| 6. | 630 | + | 79 | = |
|
| 7. | 540 | + | 84 | = |
|
| 8. | 430 | + | 61 | = |
|
| 9. | 660 | + | 52 | = |
|
| 10. | 580 | + | 69 | = |
|
| Oefening 4 | |||||
| 1. | 250 | + | 65 | = |
|
| 2. | 160 | + | 44 | = |
|
| 3. | 930 | + | 73 | = |
|
| 4. | 670 | + | 33 | = |
|
| 5. | 710 | + | 81 | = |
|
| 6. | 550 | + | 44 | = |
|
| 7. | 510 | + | 91 | = |
|
| 8. | 590 | + | 4 | = |
|
| 9. | 940 | + | 78 | = |
|
| 10. | 910 | + | 87 | = |
|