Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 180 | + | 92 | = |
|
| 2. | 510 | + | 94 | = |
|
| 3. | 170 | + | 98 | = |
|
| 4. | 660 | + | 89 | = |
|
| 5. | 350 | + | 63 | = |
|
| 6. | 630 | + | 86 | = |
|
| 7. | 860 | + | 53 | = |
|
| 8. | 470 | + | 65 | = |
|
| 9. | 190 | + | 34 | = |
|
| 10. | 330 | + | 97 | = |
|
| Oefening 2 | |||||
| 1. | 870 | + | 72 | = |
|
| 2. | 310 | + | 84 | = |
|
| 3. | 350 | + | 74 | = |
|
| 4. | 970 | + | 99 | = |
|
| 5. | 450 | + | 73 | = |
|
| 6. | 540 | + | 65 | = |
|
| 7. | 290 | + | 75 | = |
|
| 8. | 390 | + | 76 | = |
|
| 9. | 110 | + | 97 | = |
|
| 10. | 680 | + | 69 | = |
|
| Oefening 3 | |||||
| 1. | 410 | + | 99 | = |
|
| 2. | 580 | + | 59 | = |
|
| 3. | 520 | + | 96 | = |
|
| 4. | 270 | + | 74 | = |
|
| 5. | 440 | + | 78 | = |
|
| 6. | 560 | + | 44 | = |
|
| 7. | 420 | + | 96 | = |
|
| 8. | 460 | + | 63 | = |
|
| 9. | 610 | + | 92 | = |
|
| 10. | 970 | + | 31 | = |
|
| Oefening 4 | |||||
| 1. | 780 | + | 81 | = |
|
| 2. | 390 | + | 3 | = |
|
| 3. | 510 | + | 93 | = |
|
| 4. | 340 | + | 68 | = |
|
| 5. | 130 | + | 63 | = |
|
| 6. | 120 | + | 91 | = |
|
| 7. | 660 | + | 57 | = |
|
| 8. | 660 | + | 43 | = |
|
| 9. | 270 | + | 66 | = |
|
| 10. | 470 | + | 81 | = |
|