Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 460 | + | 52 | = |
|
| 2. | 220 | + | 99 | = |
|
| 3. | 920 | + | 88 | = |
|
| 4. | 460 | + | 51 | = |
|
| 5. | 990 | + | 92 | = |
|
| 6. | 140 | + | 58 | = |
|
| 7. | 790 | + | 12 | = |
|
| 8. | 960 | + | 31 | = |
|
| 9. | 360 | + | 85 | = |
|
| 10. | 630 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 560 | + | 43 | = |
|
| 2. | 910 | + | 94 | = |
|
| 3. | 610 | + | 89 | = |
|
| 4. | 930 | + | 99 | = |
|
| 5. | 670 | + | 85 | = |
|
| 6. | 180 | + | 17 | = |
|
| 7. | 380 | + | 93 | = |
|
| 8. | 990 | + | 28 | = |
|
| 9. | 690 | + | 4 | = |
|
| 10. | 110 | + | 84 | = |
|
| Oefening 3 | |||||
| 1. | 470 | + | 29 | = |
|
| 2. | 320 | + | 71 | = |
|
| 3. | 780 | + | 18 | = |
|
| 4. | 340 | + | 62 | = |
|
| 5. | 240 | + | 97 | = |
|
| 6. | 490 | + | 29 | = |
|
| 7. | 750 | + | 81 | = |
|
| 8. | 970 | + | 46 | = |
|
| 9. | 570 | + | 91 | = |
|
| 10. | 290 | + | 24 | = |
|
| Oefening 4 | |||||
| 1. | 340 | + | 84 | = |
|
| 2. | 870 | + | 82 | = |
|
| 3. | 150 | + | 91 | = |
|
| 4. | 140 | + | 73 | = |
|
| 5. | 110 | + | 89 | = |
|
| 6. | 970 | + | 44 | = |
|
| 7. | 120 | + | 87 | = |
|
| 8. | 930 | + | 87 | = |
|
| 9. | 480 | + | 75 | = |
|
| 10. | 130 | + | 67 | = |
|