Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 960 | + | 51 | = |
|
| 2. | 840 | + | 56 | = |
|
| 3. | 830 | + | 91 | = |
|
| 4. | 330 | + | 72 | = |
|
| 5. | 470 | + | 83 | = |
|
| 6. | 150 | + | 41 | = |
|
| 7. | 940 | + | 61 | = |
|
| 8. | 660 | + | 72 | = |
|
| 9. | 750 | + | 73 | = |
|
| 10. | 730 | + | 67 | = |
|
| Oefening 2 | |||||
| 1. | 820 | + | 82 | = |
|
| 2. | 820 | + | 72 | = |
|
| 3. | 150 | + | 69 | = |
|
| 4. | 360 | + | 99 | = |
|
| 5. | 270 | + | 73 | = |
|
| 6. | 630 | + | 94 | = |
|
| 7. | 920 | + | 95 | = |
|
| 8. | 780 | + | 94 | = |
|
| 9. | 160 | + | 35 | = |
|
| 10. | 980 | + | 99 | = |
|
| Oefening 3 | |||||
| 1. | 340 | + | 58 | = |
|
| 2. | 420 | + | 79 | = |
|
| 3. | 450 | + | 52 | = |
|
| 4. | 680 | + | 19 | = |
|
| 5. | 140 | + | 68 | = |
|
| 6. | 890 | + | 92 | = |
|
| 7. | 980 | + | 93 | = |
|
| 8. | 350 | + | 44 | = |
|
| 9. | 490 | + | 96 | = |
|
| 10. | 610 | + | 83 | = |
|
| Oefening 4 | |||||
| 1. | 280 | + | 88 | = |
|
| 2. | 550 | + | 66 | = |
|
| 3. | 540 | + | 99 | = |
|
| 4. | 510 | + | 84 | = |
|
| 5. | 460 | + | 41 | = |
|
| 6. | 730 | + | 89 | = |
|
| 7. | 830 | + | 95 | = |
|
| 8. | 370 | + | 89 | = |
|
| 9. | 450 | + | 93 | = |
|
| 10. | 870 | + | 62 | = |
|