Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 280 | + | 65 | = |
|
| 2. | 680 | + | 58 | = |
|
| 3. | 450 | + | 93 | = |
|
| 4. | 440 | + | 54 | = |
|
| 5. | 530 | + | 86 | = |
|
| 6. | 220 | + | 87 | = |
|
| 7. | 180 | + | 75 | = |
|
| 8. | 890 | + | 14 | = |
|
| 9. | 390 | + | 29 | = |
|
| 10. | 630 | + | 94 | = |
|
| Oefening 2 | |||||
| 1. | 470 | + | 99 | = |
|
| 2. | 620 | + | 92 | = |
|
| 3. | 580 | + | 36 | = |
|
| 4. | 280 | + | 74 | = |
|
| 5. | 470 | + | 47 | = |
|
| 6. | 840 | + | 92 | = |
|
| 7. | 520 | + | 85 | = |
|
| 8. | 570 | + | 55 | = |
|
| 9. | 440 | + | 81 | = |
|
| 10. | 690 | + | 71 | = |
|
| Oefening 3 | |||||
| 1. | 610 | + | 83 | = |
|
| 2. | 520 | + | 97 | = |
|
| 3. | 780 | + | 93 | = |
|
| 4. | 110 | + | 91 | = |
|
| 5. | 890 | + | 73 | = |
|
| 6. | 520 | + | 95 | = |
|
| 7. | 650 | + | 46 | = |
|
| 8. | 830 | + | 89 | = |
|
| 9. | 330 | + | 79 | = |
|
| 10. | 780 | + | 27 | = |
|
| Oefening 4 | |||||
| 1. | 630 | + | 63 | = |
|
| 2. | 290 | + | 9 | = |
|
| 3. | 740 | + | 75 | = |
|
| 4. | 910 | + | 81 | = |
|
| 5. | 310 | + | 83 | = |
|
| 6. | 260 | + | 58 | = |
|
| 7. | 990 | + | 18 | = |
|
| 8. | 580 | + | 72 | = |
|
| 9. | 840 | + | 91 | = |
|
| 10. | 610 | + | 81 | = |
|