Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 430 | + | 91 | = |
|
| 2. | 160 | + | 36 | = |
|
| 3. | 340 | + | 51 | = |
|
| 4. | 540 | + | 61 | = |
|
| 5. | 970 | + | 84 | = |
|
| 6. | 640 | + | 59 | = |
|
| 7. | 310 | + | 89 | = |
|
| 8. | 930 | + | 94 | = |
|
| 9. | 820 | + | 77 | = |
|
| 10. | 620 | + | 71 | = |
|
| Oefening 2 | |||||
| 1. | 450 | + | 44 | = |
|
| 2. | 180 | + | 72 | = |
|
| 3. | 590 | + | 79 | = |
|
| 4. | 740 | + | 54 | = |
|
| 5. | 110 | + | 89 | = |
|
| 6. | 860 | + | 51 | = |
|
| 7. | 190 | + | 8 | = |
|
| 8. | 780 | + | 63 | = |
|
| 9. | 840 | + | 73 | = |
|
| 10. | 850 | + | 73 | = |
|
| Oefening 3 | |||||
| 1. | 790 | + | 21 | = |
|
| 2. | 480 | + | 35 | = |
|
| 3. | 230 | + | 84 | = |
|
| 4. | 980 | + | 34 | = |
|
| 5. | 430 | + | 98 | = |
|
| 6. | 850 | + | 81 | = |
|
| 7. | 990 | + | 76 | = |
|
| 8. | 560 | + | 48 | = |
|
| 9. | 130 | + | 93 | = |
|
| 10. | 230 | + | 61 | = |
|
| Oefening 4 | |||||
| 1. | 960 | + | 67 | = |
|
| 2. | 230 | + | 72 | = |
|
| 3. | 970 | + | 74 | = |
|
| 4. | 820 | + | 78 | = |
|
| 5. | 960 | + | 84 | = |
|
| 6. | 780 | + | 43 | = |
|
| 7. | 320 | + | 71 | = |
|
| 8. | 340 | + | 79 | = |
|
| 9. | 880 | + | 87 | = |
|
| 10. | 570 | + | 93 | = |
|