Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 920 | + | 77 | = |
|
| 2. | 990 | + | 45 | = |
|
| 3. | 640 | + | 64 | = |
|
| 4. | 710 | + | 95 | = |
|
| 5. | 430 | + | 95 | = |
|
| 6. | 550 | + | 95 | = |
|
| 7. | 750 | + | 78 | = |
|
| 8. | 620 | + | 74 | = |
|
| 9. | 680 | + | 89 | = |
|
| 10. | 430 | + | 73 | = |
|
| Oefening 2 | |||||
| 1. | 830 | + | 75 | = |
|
| 2. | 280 | + | 99 | = |
|
| 3. | 220 | + | 93 | = |
|
| 4. | 140 | + | 54 | = |
|
| 5. | 910 | + | 97 | = |
|
| 6. | 180 | + | 34 | = |
|
| 7. | 180 | + | 79 | = |
|
| 8. | 690 | + | 67 | = |
|
| 9. | 160 | + | 35 | = |
|
| 10. | 260 | + | 81 | = |
|
| Oefening 3 | |||||
| 1. | 640 | + | 74 | = |
|
| 2. | 920 | + | 72 | = |
|
| 3. | 280 | + | 87 | = |
|
| 4. | 990 | + | 54 | = |
|
| 5. | 530 | + | 64 | = |
|
| 6. | 570 | + | 27 | = |
|
| 7. | 830 | + | 75 | = |
|
| 8. | 990 | + | 41 | = |
|
| 9. | 430 | + | 69 | = |
|
| 10. | 440 | + | 54 | = |
|
| Oefening 4 | |||||
| 1. | 130 | + | 74 | = |
|
| 2. | 260 | + | 57 | = |
|
| 3. | 670 | + | 43 | = |
|
| 4. | 480 | + | 97 | = |
|
| 5. | 210 | + | 83 | = |
|
| 6. | 780 | + | 29 | = |
|
| 7. | 390 | + | 84 | = |
|
| 8. | 180 | + | 81 | = |
|
| 9. | 190 | + | 63 | = |
|
| 10. | 680 | + | 87 | = |
|