Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 250 | + | 65 | = |
|
| 2. | 680 | + | 92 | = |
|
| 3. | 390 | + | 88 | = |
|
| 4. | 970 | + | 97 | = |
|
| 5. | 360 | + | 47 | = |
|
| 6. | 250 | + | 57 | = |
|
| 7. | 190 | + | 29 | = |
|
| 8. | 880 | + | 27 | = |
|
| 9. | 480 | + | 35 | = |
|
| 10. | 280 | + | 97 | = |
|
| Oefening 2 | |||||
| 1. | 880 | + | 64 | = |
|
| 2. | 370 | + | 81 | = |
|
| 3. | 240 | + | 83 | = |
|
| 4. | 780 | + | 63 | = |
|
| 5. | 790 | + | 36 | = |
|
| 6. | 220 | + | 84 | = |
|
| 7. | 170 | + | 61 | = |
|
| 8. | 730 | + | 78 | = |
|
| 9. | 130 | + | 88 | = |
|
| 10. | 190 | + | 47 | = |
|
| Oefening 3 | |||||
| 1. | 820 | + | 71 | = |
|
| 2. | 220 | + | 89 | = |
|
| 3. | 560 | + | 88 | = |
|
| 4. | 490 | + | 64 | = |
|
| 5. | 750 | + | 59 | = |
|
| 6. | 350 | + | 77 | = |
|
| 7. | 250 | + | 69 | = |
|
| 8. | 610 | + | 89 | = |
|
| 9. | 210 | + | 97 | = |
|
| 10. | 290 | + | 58 | = |
|
| Oefening 4 | |||||
| 1. | 180 | + | 76 | = |
|
| 2. | 570 | + | 67 | = |
|
| 3. | 920 | + | 72 | = |
|
| 4. | 240 | + | 96 | = |
|
| 5. | 670 | + | 42 | = |
|
| 6. | 230 | + | 65 | = |
|
| 7. | 350 | + | 72 | = |
|
| 8. | 750 | + | 98 | = |
|
| 9. | 930 | + | 78 | = |
|
| 10. | 270 | + | 58 | = |
|