Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 810 | + | 84 | = |
|
| 2. | 560 | + | 34 | = |
|
| 3. | 780 | + | 36 | = |
|
| 4. | 620 | + | 81 | = |
|
| 5. | 920 | + | 88 | = |
|
| 6. | 950 | + | 85 | = |
|
| 7. | 150 | + | 86 | = |
|
| 8. | 140 | + | 98 | = |
|
| 9. | 460 | + | 38 | = |
|
| 10. | 120 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 780 | + | 18 | = |
|
| 2. | 360 | + | 69 | = |
|
| 3. | 560 | + | 79 | = |
|
| 4. | 630 | + | 79 | = |
|
| 5. | 410 | + | 81 | = |
|
| 6. | 370 | + | 68 | = |
|
| 7. | 710 | + | 94 | = |
|
| 8. | 770 | + | 55 | = |
|
| 9. | 680 | + | 22 | = |
|
| 10. | 940 | + | 51 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 62 | = |
|
| 2. | 480 | + | 22 | = |
|
| 3. | 320 | + | 93 | = |
|
| 4. | 250 | + | 87 | = |
|
| 5. | 350 | + | 97 | = |
|
| 6. | 390 | + | 83 | = |
|
| 7. | 740 | + | 62 | = |
|
| 8. | 680 | + | 93 | = |
|
| 9. | 170 | + | 87 | = |
|
| 10. | 210 | + | 99 | = |
|
| Oefening 4 | |||||
| 1. | 280 | + | 17 | = |
|
| 2. | 540 | + | 91 | = |
|
| 3. | 210 | + | 92 | = |
|
| 4. | 370 | + | 99 | = |
|
| 5. | 130 | + | 77 | = |
|
| 6. | 780 | + | 78 | = |
|
| 7. | 890 | + | 54 | = |
|
| 8. | 820 | + | 98 | = |
|
| 9. | 610 | + | 98 | = |
|
| 10. | 350 | + | 55 | = |
|