Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 410 | + | 85 | = |
|
| 2. | 820 | + | 96 | = |
|
| 3. | 820 | + | 99 | = |
|
| 4. | 140 | + | 96 | = |
|
| 5. | 210 | + | 98 | = |
|
| 6. | 330 | + | 87 | = |
|
| 7. | 920 | + | 97 | = |
|
| 8. | 540 | + | 78 | = |
|
| 9. | 510 | + | 93 | = |
|
| 10. | 160 | + | 99 | = |
|
| Oefening 2 | |||||
| 1. | 620 | + | 87 | = |
|
| 2. | 260 | + | 71 | = |
|
| 3. | 650 | + | 75 | = |
|
| 4. | 460 | + | 72 | = |
|
| 5. | 970 | + | 71 | = |
|
| 6. | 970 | + | 84 | = |
|
| 7. | 720 | + | 98 | = |
|
| 8. | 720 | + | 92 | = |
|
| 9. | 750 | + | 61 | = |
|
| 10. | 790 | + | 73 | = |
|
| Oefening 3 | |||||
| 1. | 960 | + | 59 | = |
|
| 2. | 130 | + | 93 | = |
|
| 3. | 130 | + | 96 | = |
|
| 4. | 860 | + | 98 | = |
|
| 5. | 830 | + | 94 | = |
|
| 6. | 660 | + | 86 | = |
|
| 7. | 140 | + | 86 | = |
|
| 8. | 330 | + | 76 | = |
|
| 9. | 470 | + | 96 | = |
|
| 10. | 380 | + | 13 | = |
|
| Oefening 4 | |||||
| 1. | 990 | + | 13 | = |
|
| 2. | 280 | + | 93 | = |
|
| 3. | 740 | + | 86 | = |
|
| 4. | 910 | + | 91 | = |
|
| 5. | 890 | + | 79 | = |
|
| 6. | 940 | + | 79 | = |
|
| 7. | 360 | + | 91 | = |
|
| 8. | 860 | + | 62 | = |
|
| 9. | 270 | + | 97 | = |
|
| 10. | 120 | + | 81 | = |
|