Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 150 | + | 67 | = |
|
| 2. | 750 | + | 42 | = |
|
| 3. | 870 | + | 69 | = |
|
| 4. | 930 | + | 74 | = |
|
| 5. | 660 | + | 61 | = |
|
| 6. | 780 | + | 98 | = |
|
| 7. | 660 | + | 62 | = |
|
| 8. | 320 | + | 82 | = |
|
| 9. | 260 | + | 35 | = |
|
| 10. | 390 | + | 91 | = |
|
| Oefening 2 | |||||
| 1. | 360 | + | 71 | = |
|
| 2. | 270 | + | 73 | = |
|
| 3. | 470 | + | 29 | = |
|
| 4. | 630 | + | 81 | = |
|
| 5. | 880 | + | 39 | = |
|
| 6. | 680 | + | 65 | = |
|
| 7. | 970 | + | 78 | = |
|
| 8. | 570 | + | 84 | = |
|
| 9. | 960 | + | 35 | = |
|
| 10. | 490 | + | 51 | = |
|
| Oefening 3 | |||||
| 1. | 290 | + | 59 | = |
|
| 2. | 420 | + | 78 | = |
|
| 3. | 880 | + | 44 | = |
|
| 4. | 230 | + | 75 | = |
|
| 5. | 810 | + | 93 | = |
|
| 6. | 790 | + | 35 | = |
|
| 7. | 250 | + | 86 | = |
|
| 8. | 130 | + | 73 | = |
|
| 9. | 280 | + | 38 | = |
|
| 10. | 440 | + | 78 | = |
|
| Oefening 4 | |||||
| 1. | 830 | + | 74 | = |
|
| 2. | 630 | + | 94 | = |
|
| 3. | 390 | + | 81 | = |
|
| 4. | 390 | + | 77 | = |
|
| 5. | 880 | + | 28 | = |
|
| 6. | 940 | + | 53 | = |
|
| 7. | 610 | + | 99 | = |
|
| 8. | 830 | + | 72 | = |
|
| 9. | 420 | + | 83 | = |
|
| 10. | 690 | + | 6 | = |
|