Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 190 | + | 19 | = |
|
| 2. | 310 | + | 97 | = |
|
| 3. | 670 | + | 77 | = |
|
| 4. | 780 | + | 56 | = |
|
| 5. | 880 | + | 76 | = |
|
| 6. | 290 | + | 57 | = |
|
| 7. | 380 | + | 99 | = |
|
| 8. | 680 | + | 38 | = |
|
| 9. | 470 | + | 66 | = |
|
| 10. | 990 | + | 14 | = |
|
| Oefening 2 | |||||
| 1. | 680 | + | 57 | = |
|
| 2. | 780 | + | 16 | = |
|
| 3. | 140 | + | 81 | = |
|
| 4. | 290 | + | 81 | = |
|
| 5. | 180 | + | 79 | = |
|
| 6. | 360 | + | 36 | = |
|
| 7. | 160 | + | 45 | = |
|
| 8. | 690 | + | 18 | = |
|
| 9. | 470 | + | 34 | = |
|
| 10. | 640 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 830 | + | 73 | = |
|
| 2. | 280 | + | 16 | = |
|
| 3. | 840 | + | 86 | = |
|
| 4. | 840 | + | 61 | = |
|
| 5. | 790 | + | 48 | = |
|
| 6. | 340 | + | 74 | = |
|
| 7. | 880 | + | 16 | = |
|
| 8. | 830 | + | 72 | = |
|
| 9. | 880 | + | 31 | = |
|
| 10. | 190 | + | 58 | = |
|
| Oefening 4 | |||||
| 1. | 220 | + | 79 | = |
|
| 2. | 310 | + | 83 | = |
|
| 3. | 990 | + | 53 | = |
|
| 4. | 420 | + | 98 | = |
|
| 5. | 870 | + | 74 | = |
|
| 6. | 210 | + | 95 | = |
|
| 7. | 490 | + | 65 | = |
|
| 8. | 880 | + | 15 | = |
|
| 9. | 960 | + | 81 | = |
|
| 10. | 630 | + | 91 | = |
|