Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 370 | + | 32 | = |
|
| 2. | 660 | + | 63 | = |
|
| 3. | 210 | + | 88 | = |
|
| 4. | 250 | + | 71 | = |
|
| 5. | 190 | + | 37 | = |
|
| 6. | 470 | + | 47 | = |
|
| 7. | 280 | + | 37 | = |
|
| 8. | 380 | + | 67 | = |
|
| 9. | 140 | + | 71 | = |
|
| 10. | 150 | + | 64 | = |
|
| Oefening 2 | |||||
| 1. | 970 | + | 93 | = |
|
| 2. | 860 | + | 88 | = |
|
| 3. | 740 | + | 75 | = |
|
| 4. | 860 | + | 64 | = |
|
| 5. | 880 | + | 38 | = |
|
| 6. | 280 | + | 35 | = |
|
| 7. | 870 | + | 47 | = |
|
| 8. | 720 | + | 74 | = |
|
| 9. | 240 | + | 63 | = |
|
| 10. | 120 | + | 96 | = |
|
| Oefening 3 | |||||
| 1. | 540 | + | 87 | = |
|
| 2. | 440 | + | 95 | = |
|
| 3. | 250 | + | 49 | = |
|
| 4. | 980 | + | 37 | = |
|
| 5. | 960 | + | 76 | = |
|
| 6. | 380 | + | 53 | = |
|
| 7. | 410 | + | 88 | = |
|
| 8. | 280 | + | 29 | = |
|
| 9. | 260 | + | 37 | = |
|
| 10. | 730 | + | 75 | = |
|
| Oefening 4 | |||||
| 1. | 830 | + | 92 | = |
|
| 2. | 920 | + | 98 | = |
|
| 3. | 510 | + | 96 | = |
|
| 4. | 940 | + | 93 | = |
|
| 5. | 160 | + | 85 | = |
|
| 6. | 360 | + | 94 | = |
|
| 7. | 220 | + | 78 | = |
|
| 8. | 830 | + | 78 | = |
|
| 9. | 660 | + | 87 | = |
|
| 10. | 410 | + | 84 | = |
|