Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 280 | + | 85 | = |
|
| 2. | 420 | + | 96 | = |
|
| 3. | 380 | + | 39 | = |
|
| 4. | 470 | + | 42 | = |
|
| 5. | 550 | + | 49 | = |
|
| 6. | 690 | + | 19 | = |
|
| 7. | 730 | + | 95 | = |
|
| 8. | 490 | + | 81 | = |
|
| 9. | 160 | + | 79 | = |
|
| 10. | 720 | + | 86 | = |
|
| Oefening 2 | |||||
| 1. | 660 | + | 34 | = |
|
| 2. | 970 | + | 63 | = |
|
| 3. | 680 | + | 52 | = |
|
| 4. | 550 | + | 43 | = |
|
| 5. | 980 | + | 18 | = |
|
| 6. | 240 | + | 94 | = |
|
| 7. | 210 | + | 95 | = |
|
| 8. | 590 | + | 47 | = |
|
| 9. | 980 | + | 29 | = |
|
| 10. | 530 | + | 95 | = |
|
| Oefening 3 | |||||
| 1. | 670 | + | 31 | = |
|
| 2. | 790 | + | 47 | = |
|
| 3. | 960 | + | 52 | = |
|
| 4. | 240 | + | 64 | = |
|
| 5. | 310 | + | 93 | = |
|
| 6. | 540 | + | 72 | = |
|
| 7. | 280 | + | 56 | = |
|
| 8. | 670 | + | 79 | = |
|
| 9. | 440 | + | 84 | = |
|
| 10. | 910 | + | 99 | = |
|
| Oefening 4 | |||||
| 1. | 520 | + | 93 | = |
|
| 2. | 130 | + | 72 | = |
|
| 3. | 680 | + | 92 | = |
|
| 4. | 290 | + | 95 | = |
|
| 5. | 560 | + | 44 | = |
|
| 6. | 430 | + | 69 | = |
|
| 7. | 930 | + | 92 | = |
|
| 8. | 540 | + | 71 | = |
|
| 9. | 960 | + | 48 | = |
|
| 10. | 860 | + | 47 | = |
|