Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 560 | + | 89 | = |
|
| 2. | 480 | + | 23 | = |
|
| 3. | 380 | + | 39 | = |
|
| 4. | 790 | + | 1 | = |
|
| 5. | 860 | + | 87 | = |
|
| 6. | 380 | + | 82 | = |
|
| 7. | 190 | + | 95 | = |
|
| 8. | 410 | + | 91 | = |
|
| 9. | 210 | + | 85 | = |
|
| 10. | 310 | + | 88 | = |
|
| Oefening 2 | |||||
| 1. | 620 | + | 92 | = |
|
| 2. | 940 | + | 89 | = |
|
| 3. | 160 | + | 33 | = |
|
| 4. | 450 | + | 81 | = |
|
| 5. | 170 | + | 65 | = |
|
| 6. | 490 | + | 72 | = |
|
| 7. | 510 | + | 89 | = |
|
| 8. | 810 | + | 91 | = |
|
| 9. | 230 | + | 97 | = |
|
| 10. | 770 | + | 83 | = |
|
| Oefening 3 | |||||
| 1. | 550 | + | 92 | = |
|
| 2. | 980 | + | 87 | = |
|
| 3. | 760 | + | 65 | = |
|
| 4. | 240 | + | 56 | = |
|
| 5. | 180 | + | 39 | = |
|
| 6. | 350 | + | 99 | = |
|
| 7. | 690 | + | 99 | = |
|
| 8. | 630 | + | 91 | = |
|
| 9. | 540 | + | 83 | = |
|
| 10. | 360 | + | 61 | = |
|
| Oefening 4 | |||||
| 1. | 170 | + | 49 | = |
|
| 2. | 410 | + | 81 | = |
|
| 3. | 650 | + | 94 | = |
|
| 4. | 560 | + | 85 | = |
|
| 5. | 740 | + | 98 | = |
|
| 6. | 470 | + | 79 | = |
|
| 7. | 250 | + | 43 | = |
|
| 8. | 270 | + | 84 | = |
|
| 9. | 840 | + | 58 | = |
|
| 10. | 560 | + | 51 | = |
|