Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 380 | + | 72 | = |
|
| 2. | 970 | + | 95 | = |
|
| 3. | 210 | + | 98 | = |
|
| 4. | 980 | + | 94 | = |
|
| 5. | 650 | + | 69 | = |
|
| 6. | 170 | + | 99 | = |
|
| 7. | 330 | + | 79 | = |
|
| 8. | 950 | + | 88 | = |
|
| 9. | 910 | + | 88 | = |
|
| 10. | 970 | + | 29 | = |
|
| Oefening 2 | |||||
| 1. | 920 | + | 79 | = |
|
| 2. | 670 | + | 94 | = |
|
| 3. | 240 | + | 95 | = |
|
| 4. | 970 | + | 65 | = |
|
| 5. | 890 | + | 45 | = |
|
| 6. | 420 | + | 74 | = |
|
| 7. | 760 | + | 98 | = |
|
| 8. | 530 | + | 91 | = |
|
| 9. | 880 | + | 66 | = |
|
| 10. | 250 | + | 55 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 72 | = |
|
| 2. | 310 | + | 98 | = |
|
| 3. | 210 | + | 97 | = |
|
| 4. | 340 | + | 63 | = |
|
| 5. | 130 | + | 64 | = |
|
| 6. | 830 | + | 66 | = |
|
| 7. | 110 | + | 84 | = |
|
| 8. | 420 | + | 78 | = |
|
| 9. | 670 | + | 66 | = |
|
| 10. | 990 | + | 62 | = |
|
| Oefening 4 | |||||
| 1. | 130 | + | 85 | = |
|
| 2. | 420 | + | 71 | = |
|
| 3. | 410 | + | 85 | = |
|
| 4. | 330 | + | 75 | = |
|
| 5. | 710 | + | 96 | = |
|
| 6. | 250 | + | 64 | = |
|
| 7. | 160 | + | 43 | = |
|
| 8. | 430 | + | 95 | = |
|
| 9. | 850 | + | 67 | = |
|
| 10. | 620 | + | 94 | = |
|