Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 720 | + | 84 | = |
|
| 2. | 280 | + | 35 | = |
|
| 3. | 880 | + | 14 | = |
|
| 4. | 890 | + | 73 | = |
|
| 5. | 830 | + | 89 | = |
|
| 6. | 340 | + | 75 | = |
|
| 7. | 610 | + | 89 | = |
|
| 8. | 550 | + | 61 | = |
|
| 9. | 810 | + | 95 | = |
|
| 10. | 890 | + | 34 | = |
|
| Oefening 2 | |||||
| 1. | 380 | + | 64 | = |
|
| 2. | 530 | + | 67 | = |
|
| 3. | 110 | + | 93 | = |
|
| 4. | 130 | + | 83 | = |
|
| 5. | 910 | + | 81 | = |
|
| 6. | 640 | + | 62 | = |
|
| 7. | 320 | + | 91 | = |
|
| 8. | 120 | + | 81 | = |
|
| 9. | 140 | + | 92 | = |
|
| 10. | 210 | + | 84 | = |
|
| Oefening 3 | |||||
| 1. | 430 | + | 69 | = |
|
| 2. | 890 | + | 6 | = |
|
| 3. | 290 | + | 23 | = |
|
| 4. | 260 | + | 34 | = |
|
| 5. | 870 | + | 34 | = |
|
| 6. | 170 | + | 92 | = |
|
| 7. | 570 | + | 55 | = |
|
| 8. | 590 | + | 32 | = |
|
| 9. | 460 | + | 52 | = |
|
| 10. | 250 | + | 63 | = |
|
| Oefening 4 | |||||
| 1. | 520 | + | 84 | = |
|
| 2. | 560 | + | 68 | = |
|
| 3. | 180 | + | 74 | = |
|
| 4. | 480 | + | 69 | = |
|
| 5. | 160 | + | 44 | = |
|
| 6. | 940 | + | 54 | = |
|
| 7. | 620 | + | 79 | = |
|
| 8. | 270 | + | 77 | = |
|
| 9. | 840 | + | 74 | = |
|
| 10. | 480 | + | 86 | = |
|