Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 130 | + | 62 | = |
|
| 2. | 310 | + | 91 | = |
|
| 3. | 980 | + | 65 | = |
|
| 4. | 280 | + | 42 | = |
|
| 5. | 310 | + | 81 | = |
|
| 6. | 550 | + | 71 | = |
|
| 7. | 540 | + | 66 | = |
|
| 8. | 950 | + | 48 | = |
|
| 9. | 740 | + | 93 | = |
|
| 10. | 970 | + | 27 | = |
|
| Oefening 2 | |||||
| 1. | 590 | + | 9 | = |
|
| 2. | 540 | + | 61 | = |
|
| 3. | 350 | + | 89 | = |
|
| 4. | 870 | + | 57 | = |
|
| 5. | 550 | + | 63 | = |
|
| 6. | 950 | + | 73 | = |
|
| 7. | 630 | + | 78 | = |
|
| 8. | 260 | + | 92 | = |
|
| 9. | 140 | + | 81 | = |
|
| 10. | 640 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 75 | = |
|
| 2. | 230 | + | 98 | = |
|
| 3. | 370 | + | 48 | = |
|
| 4. | 430 | + | 77 | = |
|
| 5. | 740 | + | 58 | = |
|
| 6. | 390 | + | 32 | = |
|
| 7. | 340 | + | 55 | = |
|
| 8. | 610 | + | 98 | = |
|
| 9. | 520 | + | 87 | = |
|
| 10. | 470 | + | 61 | = |
|
| Oefening 4 | |||||
| 1. | 440 | + | 83 | = |
|
| 2. | 360 | + | 99 | = |
|
| 3. | 990 | + | 89 | = |
|
| 4. | 280 | + | 87 | = |
|
| 5. | 960 | + | 52 | = |
|
| 6. | 850 | + | 67 | = |
|
| 7. | 190 | + | 59 | = |
|
| 8. | 120 | + | 99 | = |
|
| 9. | 610 | + | 94 | = |
|
| 10. | 150 | + | 53 | = |
|