Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 870 | + | 84 | = |
|
| 2. | 930 | + | 73 | = |
|
| 3. | 140 | + | 94 | = |
|
| 4. | 230 | + | 83 | = |
|
| 5. | 550 | + | 43 | = |
|
| 6. | 960 | + | 66 | = |
|
| 7. | 470 | + | 72 | = |
|
| 8. | 480 | + | 73 | = |
|
| 9. | 640 | + | 88 | = |
|
| 10. | 350 | + | 67 | = |
|
| Oefening 2 | |||||
| 1. | 590 | + | 79 | = |
|
| 2. | 520 | + | 86 | = |
|
| 3. | 970 | + | 51 | = |
|
| 4. | 650 | + | 42 | = |
|
| 5. | 680 | + | 84 | = |
|
| 6. | 670 | + | 38 | = |
|
| 7. | 960 | + | 91 | = |
|
| 8. | 630 | + | 98 | = |
|
| 9. | 580 | + | 78 | = |
|
| 10. | 350 | + | 64 | = |
|
| Oefening 3 | |||||
| 1. | 660 | + | 59 | = |
|
| 2. | 150 | + | 57 | = |
|
| 3. | 230 | + | 99 | = |
|
| 4. | 660 | + | 79 | = |
|
| 5. | 510 | + | 98 | = |
|
| 6. | 620 | + | 87 | = |
|
| 7. | 370 | + | 68 | = |
|
| 8. | 260 | + | 57 | = |
|
| 9. | 260 | + | 87 | = |
|
| 10. | 220 | + | 73 | = |
|
| Oefening 4 | |||||
| 1. | 990 | + | 63 | = |
|
| 2. | 390 | + | 26 | = |
|
| 3. | 860 | + | 45 | = |
|
| 4. | 840 | + | 76 | = |
|
| 5. | 860 | + | 42 | = |
|
| 6. | 390 | + | 66 | = |
|
| 7. | 980 | + | 94 | = |
|
| 8. | 930 | + | 91 | = |
|
| 9. | 250 | + | 63 | = |
|
| 10. | 660 | + | 77 | = |
|