Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 63 | = |
|
| 2. | 340 | + | 69 | = |
|
| 3. | 910 | + | 89 | = |
|
| 4. | 360 | + | 77 | = |
|
| 5. | 240 | + | 97 | = |
|
| 6. | 160 | + | 93 | = |
|
| 7. | 370 | + | 81 | = |
|
| 8. | 210 | + | 97 | = |
|
| 9. | 970 | + | 24 | = |
|
| 10. | 470 | + | 38 | = |
|
| Oefening 2 | |||||
| 1. | 870 | + | 42 | = |
|
| 2. | 450 | + | 91 | = |
|
| 3. | 940 | + | 71 | = |
|
| 4. | 950 | + | 69 | = |
|
| 5. | 740 | + | 58 | = |
|
| 6. | 760 | + | 42 | = |
|
| 7. | 660 | + | 69 | = |
|
| 8. | 420 | + | 87 | = |
|
| 9. | 140 | + | 52 | = |
|
| 10. | 640 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 840 | + | 61 | = |
|
| 2. | 560 | + | 31 | = |
|
| 3. | 530 | + | 87 | = |
|
| 4. | 720 | + | 91 | = |
|
| 5. | 220 | + | 93 | = |
|
| 6. | 450 | + | 94 | = |
|
| 7. | 940 | + | 61 | = |
|
| 8. | 450 | + | 69 | = |
|
| 9. | 140 | + | 79 | = |
|
| 10. | 890 | + | 38 | = |
|
| Oefening 4 | |||||
| 1. | 180 | + | 31 | = |
|
| 2. | 290 | + | 64 | = |
|
| 3. | 860 | + | 53 | = |
|
| 4. | 250 | + | 81 | = |
|
| 5. | 710 | + | 88 | = |
|
| 6. | 760 | + | 84 | = |
|
| 7. | 510 | + | 88 | = |
|
| 8. | 580 | + | 78 | = |
|
| 9. | 650 | + | 86 | = |
|
| 10. | 110 | + | 93 | = |
|