Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 680 | + | 81 | = |
|
| 2. | 160 | + | 52 | = |
|
| 3. | 550 | + | 67 | = |
|
| 4. | 150 | + | 95 | = |
|
| 5. | 990 | + | 17 | = |
|
| 6. | 690 | + | 65 | = |
|
| 7. | 930 | + | 87 | = |
|
| 8. | 150 | + | 76 | = |
|
| 9. | 650 | + | 68 | = |
|
| 10. | 820 | + | 79 | = |
|
| Oefening 2 | |||||
| 1. | 360 | + | 49 | = |
|
| 2. | 780 | + | 19 | = |
|
| 3. | 980 | + | 95 | = |
|
| 4. | 330 | + | 74 | = |
|
| 5. | 760 | + | 88 | = |
|
| 6. | 360 | + | 58 | = |
|
| 7. | 630 | + | 81 | = |
|
| 8. | 810 | + | 82 | = |
|
| 9. | 340 | + | 78 | = |
|
| 10. | 740 | + | 77 | = |
|
| Oefening 3 | |||||
| 1. | 620 | + | 84 | = |
|
| 2. | 190 | + | 35 | = |
|
| 3. | 130 | + | 65 | = |
|
| 4. | 510 | + | 94 | = |
|
| 5. | 980 | + | 64 | = |
|
| 6. | 820 | + | 75 | = |
|
| 7. | 280 | + | 11 | = |
|
| 8. | 960 | + | 82 | = |
|
| 9. | 150 | + | 62 | = |
|
| 10. | 160 | + | 64 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 56 | = |
|
| 2. | 850 | + | 77 | = |
|
| 3. | 190 | + | 66 | = |
|
| 4. | 470 | + | 73 | = |
|
| 5. | 590 | + | 14 | = |
|
| 6. | 770 | + | 94 | = |
|
| 7. | 380 | + | 28 | = |
|
| 8. | 220 | + | 71 | = |
|
| 9. | 790 | + | 41 | = |
|
| 10. | 760 | + | 51 | = |
|