Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 180 | + | 58 | = |
|
| 2. | 770 | + | 93 | = |
|
| 3. | 490 | + | 37 | = |
|
| 4. | 680 | + | 62 | = |
|
| 5. | 580 | + | 64 | = |
|
| 6. | 230 | + | 97 | = |
|
| 7. | 490 | + | 52 | = |
|
| 8. | 340 | + | 88 | = |
|
| 9. | 220 | + | 98 | = |
|
| 10. | 860 | + | 31 | = |
|
| Oefening 2 | |||||
| 1. | 450 | + | 52 | = |
|
| 2. | 540 | + | 68 | = |
|
| 3. | 390 | + | 74 | = |
|
| 4. | 290 | + | 56 | = |
|
| 5. | 220 | + | 91 | = |
|
| 6. | 660 | + | 56 | = |
|
| 7. | 730 | + | 85 | = |
|
| 8. | 690 | + | 89 | = |
|
| 9. | 830 | + | 85 | = |
|
| 10. | 350 | + | 56 | = |
|
| Oefening 3 | |||||
| 1. | 550 | + | 86 | = |
|
| 2. | 220 | + | 71 | = |
|
| 3. | 980 | + | 31 | = |
|
| 4. | 910 | + | 91 | = |
|
| 5. | 910 | + | 95 | = |
|
| 6. | 920 | + | 78 | = |
|
| 7. | 820 | + | 75 | = |
|
| 8. | 360 | + | 88 | = |
|
| 9. | 420 | + | 78 | = |
|
| 10. | 440 | + | 88 | = |
|
| Oefening 4 | |||||
| 1. | 910 | + | 88 | = |
|
| 2. | 260 | + | 65 | = |
|
| 3. | 450 | + | 56 | = |
|
| 4. | 570 | + | 58 | = |
|
| 5. | 850 | + | 74 | = |
|
| 6. | 490 | + | 65 | = |
|
| 7. | 760 | + | 39 | = |
|
| 8. | 240 | + | 57 | = |
|
| 9. | 450 | + | 47 | = |
|
| 10. | 160 | + | 84 | = |
|