Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 87 | = |
|
| 2. | 570 | + | 41 | = |
|
| 3. | 740 | + | 58 | = |
|
| 4. | 620 | + | 91 | = |
|
| 5. | 640 | + | 58 | = |
|
| 6. | 720 | + | 78 | = |
|
| 7. | 250 | + | 52 | = |
|
| 8. | 360 | + | 62 | = |
|
| 9. | 270 | + | 22 | = |
|
| 10. | 490 | + | 44 | = |
|
| Oefening 2 | |||||
| 1. | 560 | + | 74 | = |
|
| 2. | 380 | + | 52 | = |
|
| 3. | 540 | + | 54 | = |
|
| 4. | 520 | + | 75 | = |
|
| 5. | 730 | + | 76 | = |
|
| 6. | 720 | + | 79 | = |
|
| 7. | 250 | + | 79 | = |
|
| 8. | 110 | + | 93 | = |
|
| 9. | 380 | + | 47 | = |
|
| 10. | 530 | + | 95 | = |
|
| Oefening 3 | |||||
| 1. | 310 | + | 91 | = |
|
| 2. | 250 | + | 88 | = |
|
| 3. | 470 | + | 65 | = |
|
| 4. | 480 | + | 33 | = |
|
| 5. | 270 | + | 74 | = |
|
| 6. | 990 | + | 84 | = |
|
| 7. | 720 | + | 77 | = |
|
| 8. | 380 | + | 61 | = |
|
| 9. | 530 | + | 77 | = |
|
| 10. | 760 | + | 62 | = |
|
| Oefening 4 | |||||
| 1. | 930 | + | 83 | = |
|
| 2. | 660 | + | 66 | = |
|
| 3. | 810 | + | 93 | = |
|
| 4. | 440 | + | 73 | = |
|
| 5. | 130 | + | 98 | = |
|
| 6. | 220 | + | 86 | = |
|
| 7. | 450 | + | 53 | = |
|
| 8. | 470 | + | 57 | = |
|
| 9. | 430 | + | 72 | = |
|
| 10. | 490 | + | 95 | = |
|