Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 270 | + | 95 | = |
|
| 2. | 910 | + | 81 | = |
|
| 3. | 560 | + | 37 | = |
|
| 4. | 430 | + | 92 | = |
|
| 5. | 880 | + | 67 | = |
|
| 6. | 550 | + | 96 | = |
|
| 7. | 360 | + | 85 | = |
|
| 8. | 450 | + | 65 | = |
|
| 9. | 670 | + | 35 | = |
|
| 10. | 310 | + | 85 | = |
|
| Oefening 2 | |||||
| 1. | 980 | + | 35 | = |
|
| 2. | 260 | + | 49 | = |
|
| 3. | 370 | + | 22 | = |
|
| 4. | 510 | + | 97 | = |
|
| 5. | 890 | + | 63 | = |
|
| 6. | 710 | + | 85 | = |
|
| 7. | 610 | + | 92 | = |
|
| 8. | 570 | + | 31 | = |
|
| 9. | 250 | + | 53 | = |
|
| 10. | 730 | + | 67 | = |
|
| Oefening 3 | |||||
| 1. | 970 | + | 65 | = |
|
| 2. | 990 | + | 77 | = |
|
| 3. | 750 | + | 53 | = |
|
| 4. | 770 | + | 47 | = |
|
| 5. | 430 | + | 93 | = |
|
| 6. | 180 | + | 64 | = |
|
| 7. | 840 | + | 81 | = |
|
| 8. | 930 | + | 79 | = |
|
| 9. | 420 | + | 83 | = |
|
| 10. | 960 | + | 98 | = |
|
| Oefening 4 | |||||
| 1. | 130 | + | 76 | = |
|
| 2. | 320 | + | 78 | = |
|
| 3. | 750 | + | 61 | = |
|
| 4. | 850 | + | 42 | = |
|
| 5. | 380 | + | 11 | = |
|
| 6. | 360 | + | 38 | = |
|
| 7. | 130 | + | 77 | = |
|
| 8. | 970 | + | 42 | = |
|
| 9. | 770 | + | 34 | = |
|
| 10. | 940 | + | 93 | = |
|