Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 460 | + | 65 | = |
|
| 2. | 920 | + | 93 | = |
|
| 3. | 210 | + | 91 | = |
|
| 4. | 260 | + | 71 | = |
|
| 5. | 730 | + | 96 | = |
|
| 6. | 920 | + | 95 | = |
|
| 7. | 620 | + | 93 | = |
|
| 8. | 170 | + | 56 | = |
|
| 9. | 370 | + | 43 | = |
|
| 10. | 540 | + | 72 | = |
|
| Oefening 2 | |||||
| 1. | 980 | + | 23 | = |
|
| 2. | 970 | + | 95 | = |
|
| 3. | 550 | + | 58 | = |
|
| 4. | 510 | + | 95 | = |
|
| 5. | 730 | + | 62 | = |
|
| 6. | 730 | + | 77 | = |
|
| 7. | 190 | + | 87 | = |
|
| 8. | 590 | + | 67 | = |
|
| 9. | 560 | + | 77 | = |
|
| 10. | 970 | + | 62 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 62 | = |
|
| 2. | 370 | + | 94 | = |
|
| 3. | 890 | + | 83 | = |
|
| 4. | 250 | + | 62 | = |
|
| 5. | 880 | + | 12 | = |
|
| 6. | 250 | + | 84 | = |
|
| 7. | 620 | + | 81 | = |
|
| 8. | 380 | + | 16 | = |
|
| 9. | 270 | + | 22 | = |
|
| 10. | 250 | + | 64 | = |
|
| Oefening 4 | |||||
| 1. | 160 | + | 51 | = |
|
| 2. | 470 | + | 81 | = |
|
| 3. | 850 | + | 53 | = |
|
| 4. | 260 | + | 33 | = |
|
| 5. | 590 | + | 36 | = |
|
| 6. | 930 | + | 77 | = |
|
| 7. | 350 | + | 54 | = |
|
| 8. | 820 | + | 81 | = |
|
| 9. | 610 | + | 91 | = |
|
| 10. | 860 | + | 83 | = |
|