Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 520 | + | 77 | = |
|
| 2. | 280 | + | 52 | = |
|
| 3. | 290 | + | 31 | = |
|
| 4. | 270 | + | 39 | = |
|
| 5. | 340 | + | 96 | = |
|
| 6. | 780 | + | 65 | = |
|
| 7. | 920 | + | 92 | = |
|
| 8. | 260 | + | 67 | = |
|
| 9. | 460 | + | 77 | = |
|
| 10. | 260 | + | 68 | = |
|
| Oefening 2 | |||||
| 1. | 550 | + | 54 | = |
|
| 2. | 430 | + | 91 | = |
|
| 3. | 750 | + | 87 | = |
|
| 4. | 280 | + | 35 | = |
|
| 5. | 520 | + | 95 | = |
|
| 6. | 680 | + | 98 | = |
|
| 7. | 890 | + | 24 | = |
|
| 8. | 360 | + | 96 | = |
|
| 9. | 920 | + | 71 | = |
|
| 10. | 120 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 150 | + | 83 | = |
|
| 2. | 750 | + | 81 | = |
|
| 3. | 870 | + | 33 | = |
|
| 4. | 650 | + | 48 | = |
|
| 5. | 560 | + | 39 | = |
|
| 6. | 940 | + | 66 | = |
|
| 7. | 460 | + | 63 | = |
|
| 8. | 470 | + | 55 | = |
|
| 9. | 210 | + | 84 | = |
|
| 10. | 780 | + | 77 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 47 | = |
|
| 2. | 190 | + | 76 | = |
|
| 3. | 740 | + | 74 | = |
|
| 4. | 740 | + | 72 | = |
|
| 5. | 310 | + | 92 | = |
|
| 6. | 780 | + | 81 | = |
|
| 7. | 440 | + | 76 | = |
|
| 8. | 580 | + | 69 | = |
|
| 9. | 710 | + | 89 | = |
|
| 10. | 590 | + | 34 | = |
|