Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 490 | + | 69 | = |
|
| 2. | 170 | + | 86 | = |
|
| 3. | 140 | + | 97 | = |
|
| 4. | 480 | + | 91 | = |
|
| 5. | 680 | + | 15 | = |
|
| 6. | 470 | + | 65 | = |
|
| 7. | 640 | + | 76 | = |
|
| 8. | 520 | + | 88 | = |
|
| 9. | 380 | + | 52 | = |
|
| 10. | 230 | + | 85 | = |
|
| Oefening 2 | |||||
| 1. | 660 | + | 52 | = |
|
| 2. | 250 | + | 71 | = |
|
| 3. | 990 | + | 95 | = |
|
| 4. | 210 | + | 94 | = |
|
| 5. | 780 | + | 23 | = |
|
| 6. | 530 | + | 77 | = |
|
| 7. | 980 | + | 53 | = |
|
| 8. | 210 | + | 89 | = |
|
| 9. | 330 | + | 87 | = |
|
| 10. | 110 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 560 | + | 53 | = |
|
| 2. | 940 | + | 57 | = |
|
| 3. | 980 | + | 22 | = |
|
| 4. | 110 | + | 87 | = |
|
| 5. | 590 | + | 43 | = |
|
| 6. | 690 | + | 96 | = |
|
| 7. | 930 | + | 77 | = |
|
| 8. | 120 | + | 73 | = |
|
| 9. | 190 | + | 69 | = |
|
| 10. | 680 | + | 39 | = |
|
| Oefening 4 | |||||
| 1. | 370 | + | 99 | = |
|
| 2. | 530 | + | 91 | = |
|
| 3. | 740 | + | 55 | = |
|
| 4. | 460 | + | 93 | = |
|
| 5. | 890 | + | 18 | = |
|
| 6. | 890 | + | 46 | = |
|
| 7. | 260 | + | 89 | = |
|
| 8. | 530 | + | 89 | = |
|
| 9. | 980 | + | 95 | = |
|
| 10. | 610 | + | 89 | = |
|