Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 660 | + | 95 | = |
|
| 2. | 990 | + | 85 | = |
|
| 3. | 360 | + | 61 | = |
|
| 4. | 250 | + | 43 | = |
|
| 5. | 420 | + | 98 | = |
|
| 6. | 250 | + | 93 | = |
|
| 7. | 940 | + | 93 | = |
|
| 8. | 650 | + | 76 | = |
|
| 9. | 140 | + | 82 | = |
|
| 10. | 570 | + | 61 | = |
|
| Oefening 2 | |||||
| 1. | 560 | + | 87 | = |
|
| 2. | 620 | + | 73 | = |
|
| 3. | 570 | + | 94 | = |
|
| 4. | 290 | + | 49 | = |
|
| 5. | 660 | + | 98 | = |
|
| 6. | 880 | + | 67 | = |
|
| 7. | 970 | + | 25 | = |
|
| 8. | 670 | + | 83 | = |
|
| 9. | 870 | + | 61 | = |
|
| 10. | 510 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 55 | = |
|
| 2. | 240 | + | 89 | = |
|
| 3. | 350 | + | 59 | = |
|
| 4. | 760 | + | 35 | = |
|
| 5. | 650 | + | 77 | = |
|
| 6. | 680 | + | 96 | = |
|
| 7. | 750 | + | 53 | = |
|
| 8. | 320 | + | 85 | = |
|
| 9. | 390 | + | 33 | = |
|
| 10. | 720 | + | 72 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 16 | = |
|
| 2. | 380 | + | 54 | = |
|
| 3. | 360 | + | 91 | = |
|
| 4. | 860 | + | 77 | = |
|
| 5. | 980 | + | 28 | = |
|
| 6. | 120 | + | 98 | = |
|
| 7. | 720 | + | 86 | = |
|
| 8. | 980 | + | 62 | = |
|
| 9. | 260 | + | 58 | = |
|
| 10. | 960 | + | 63 | = |
|