Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 550 | + | 59 | = |
|
| 2. | 170 | + | 46 | = |
|
| 3. | 230 | + | 72 | = |
|
| 4. | 410 | + | 98 | = |
|
| 5. | 620 | + | 84 | = |
|
| 6. | 510 | + | 94 | = |
|
| 7. | 870 | + | 81 | = |
|
| 8. | 650 | + | 93 | = |
|
| 9. | 120 | + | 93 | = |
|
| 10. | 360 | + | 81 | = |
|
| Oefening 2 | |||||
| 1. | 460 | + | 64 | = |
|
| 2. | 930 | + | 87 | = |
|
| 3. | 890 | + | 16 | = |
|
| 4. | 910 | + | 96 | = |
|
| 5. | 130 | + | 79 | = |
|
| 6. | 190 | + | 42 | = |
|
| 7. | 360 | + | 81 | = |
|
| 8. | 630 | + | 72 | = |
|
| 9. | 660 | + | 36 | = |
|
| 10. | 780 | + | 83 | = |
|
| Oefening 3 | |||||
| 1. | 320 | + | 88 | = |
|
| 2. | 430 | + | 66 | = |
|
| 3. | 190 | + | 83 | = |
|
| 4. | 440 | + | 78 | = |
|
| 5. | 890 | + | 67 | = |
|
| 6. | 510 | + | 99 | = |
|
| 7. | 350 | + | 48 | = |
|
| 8. | 880 | + | 68 | = |
|
| 9. | 680 | + | 78 | = |
|
| 10. | 210 | + | 87 | = |
|
| Oefening 4 | |||||
| 1. | 590 | + | 18 | = |
|
| 2. | 580 | + | 76 | = |
|
| 3. | 350 | + | 49 | = |
|
| 4. | 930 | + | 89 | = |
|
| 5. | 970 | + | 75 | = |
|
| 6. | 250 | + | 59 | = |
|
| 7. | 340 | + | 82 | = |
|
| 8. | 290 | + | 85 | = |
|
| 9. | 990 | + | 63 | = |
|
| 10. | 340 | + | 95 | = |
|