Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 990 | + | 7 | = |
|
| 2. | 480 | + | 16 | = |
|
| 3. | 190 | + | 49 | = |
|
| 4. | 210 | + | 91 | = |
|
| 5. | 870 | + | 76 | = |
|
| 6. | 580 | + | 46 | = |
|
| 7. | 150 | + | 41 | = |
|
| 8. | 550 | + | 62 | = |
|
| 9. | 460 | + | 37 | = |
|
| 10. | 980 | + | 51 | = |
|
| Oefening 2 | |||||
| 1. | 270 | + | 81 | = |
|
| 2. | 840 | + | 53 | = |
|
| 3. | 290 | + | 59 | = |
|
| 4. | 790 | + | 28 | = |
|
| 5. | 960 | + | 91 | = |
|
| 6. | 420 | + | 87 | = |
|
| 7. | 910 | + | 89 | = |
|
| 8. | 730 | + | 99 | = |
|
| 9. | 640 | + | 64 | = |
|
| 10. | 860 | + | 52 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 7 | = |
|
| 2. | 140 | + | 57 | = |
|
| 3. | 510 | + | 93 | = |
|
| 4. | 730 | + | 79 | = |
|
| 5. | 440 | + | 99 | = |
|
| 6. | 660 | + | 98 | = |
|
| 7. | 960 | + | 54 | = |
|
| 8. | 390 | + | 51 | = |
|
| 9. | 190 | + | 66 | = |
|
| 10. | 220 | + | 78 | = |
|
| Oefening 4 | |||||
| 1. | 920 | + | 91 | = |
|
| 2. | 340 | + | 86 | = |
|
| 3. | 680 | + | 52 | = |
|
| 4. | 470 | + | 64 | = |
|
| 5. | 380 | + | 32 | = |
|
| 6. | 590 | + | 33 | = |
|
| 7. | 320 | + | 76 | = |
|
| 8. | 190 | + | 27 | = |
|
| 9. | 480 | + | 21 | = |
|
| 10. | 880 | + | 62 | = |
|