Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 810 | + | 99 | = |
|
| 2. | 740 | + | 52 | = |
|
| 3. | 920 | + | 94 | = |
|
| 4. | 480 | + | 27 | = |
|
| 5. | 330 | + | 96 | = |
|
| 6. | 680 | + | 71 | = |
|
| 7. | 130 | + | 82 | = |
|
| 8. | 830 | + | 73 | = |
|
| 9. | 530 | + | 75 | = |
|
| 10. | 940 | + | 83 | = |
|
| Oefening 2 | |||||
| 1. | 780 | + | 88 | = |
|
| 2. | 930 | + | 67 | = |
|
| 3. | 770 | + | 31 | = |
|
| 4. | 770 | + | 87 | = |
|
| 5. | 940 | + | 97 | = |
|
| 6. | 990 | + | 33 | = |
|
| 7. | 790 | + | 15 | = |
|
| 8. | 810 | + | 92 | = |
|
| 9. | 890 | + | 84 | = |
|
| 10. | 910 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 630 | + | 86 | = |
|
| 2. | 960 | + | 65 | = |
|
| 3. | 290 | + | 17 | = |
|
| 4. | 150 | + | 51 | = |
|
| 5. | 270 | + | 87 | = |
|
| 6. | 170 | + | 56 | = |
|
| 7. | 480 | + | 63 | = |
|
| 8. | 730 | + | 65 | = |
|
| 9. | 850 | + | 46 | = |
|
| 10. | 660 | + | 68 | = |
|
| Oefening 4 | |||||
| 1. | 680 | + | 69 | = |
|
| 2. | 520 | + | 73 | = |
|
| 3. | 260 | + | 69 | = |
|
| 4. | 850 | + | 75 | = |
|
| 5. | 430 | + | 79 | = |
|
| 6. | 270 | + | 38 | = |
|
| 7. | 990 | + | 32 | = |
|
| 8. | 550 | + | 61 | = |
|
| 9. | 940 | + | 96 | = |
|
| 10. | 470 | + | 94 | = |
|