Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 650 | + | 81 | = |
|
| 2. | 280 | + | 74 | = |
|
| 3. | 410 | + | 94 | = |
|
| 4. | 880 | + | 68 | = |
|
| 5. | 790 | + | 75 | = |
|
| 6. | 190 | + | 68 | = |
|
| 7. | 480 | + | 74 | = |
|
| 8. | 970 | + | 47 | = |
|
| 9. | 910 | + | 94 | = |
|
| 10. | 390 | + | 49 | = |
|
| Oefening 2 | |||||
| 1. | 590 | + | 5 | = |
|
| 2. | 210 | + | 99 | = |
|
| 3. | 550 | + | 98 | = |
|
| 4. | 890 | + | 1 | = |
|
| 5. | 430 | + | 89 | = |
|
| 6. | 850 | + | 73 | = |
|
| 7. | 570 | + | 48 | = |
|
| 8. | 460 | + | 85 | = |
|
| 9. | 590 | + | 97 | = |
|
| 10. | 350 | + | 51 | = |
|
| Oefening 3 | |||||
| 1. | 290 | + | 19 | = |
|
| 2. | 970 | + | 36 | = |
|
| 3. | 930 | + | 99 | = |
|
| 4. | 570 | + | 96 | = |
|
| 5. | 540 | + | 59 | = |
|
| 6. | 650 | + | 86 | = |
|
| 7. | 630 | + | 77 | = |
|
| 8. | 780 | + | 17 | = |
|
| 9. | 790 | + | 41 | = |
|
| 10. | 250 | + | 84 | = |
|
| Oefening 4 | |||||
| 1. | 270 | + | 25 | = |
|
| 2. | 950 | + | 56 | = |
|
| 3. | 570 | + | 78 | = |
|
| 4. | 880 | + | 23 | = |
|
| 5. | 360 | + | 74 | = |
|
| 6. | 510 | + | 92 | = |
|
| 7. | 870 | + | 77 | = |
|
| 8. | 760 | + | 61 | = |
|
| 9. | 230 | + | 61 | = |
|
| 10. | 340 | + | 73 | = |
|