Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 760 | + | 99 | = |
|
| 2. | 710 | + | 93 | = |
|
| 3. | 770 | + | 92 | = |
|
| 4. | 670 | + | 45 | = |
|
| 5. | 750 | + | 74 | = |
|
| 6. | 610 | + | 82 | = |
|
| 7. | 990 | + | 67 | = |
|
| 8. | 630 | + | 76 | = |
|
| 9. | 210 | + | 85 | = |
|
| 10. | 440 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 750 | + | 85 | = |
|
| 2. | 220 | + | 91 | = |
|
| 3. | 540 | + | 84 | = |
|
| 4. | 950 | + | 65 | = |
|
| 5. | 240 | + | 69 | = |
|
| 6. | 160 | + | 54 | = |
|
| 7. | 960 | + | 78 | = |
|
| 8. | 990 | + | 79 | = |
|
| 9. | 930 | + | 88 | = |
|
| 10. | 320 | + | 86 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 88 | = |
|
| 2. | 630 | + | 69 | = |
|
| 3. | 980 | + | 98 | = |
|
| 4. | 850 | + | 68 | = |
|
| 5. | 450 | + | 89 | = |
|
| 6. | 620 | + | 92 | = |
|
| 7. | 230 | + | 94 | = |
|
| 8. | 420 | + | 96 | = |
|
| 9. | 770 | + | 88 | = |
|
| 10. | 930 | + | 81 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 36 | = |
|
| 2. | 290 | + | 78 | = |
|
| 3. | 420 | + | 81 | = |
|
| 4. | 120 | + | 92 | = |
|
| 5. | 890 | + | 38 | = |
|
| 6. | 280 | + | 56 | = |
|
| 7. | 710 | + | 99 | = |
|
| 8. | 720 | + | 84 | = |
|
| 9. | 320 | + | 81 | = |
|
| 10. | 340 | + | 71 | = |
|