Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 320 | + | 75 | = |
|
| 2. | 590 | + | 55 | = |
|
| 3. | 270 | + | 71 | = |
|
| 4. | 170 | + | 48 | = |
|
| 5. | 120 | + | 72 | = |
|
| 6. | 170 | + | 32 | = |
|
| 7. | 870 | + | 83 | = |
|
| 8. | 950 | + | 68 | = |
|
| 9. | 380 | + | 26 | = |
|
| 10. | 170 | + | 61 | = |
|
| Oefening 2 | |||||
| 1. | 260 | + | 84 | = |
|
| 2. | 310 | + | 91 | = |
|
| 3. | 240 | + | 93 | = |
|
| 4. | 550 | + | 99 | = |
|
| 5. | 980 | + | 69 | = |
|
| 6. | 230 | + | 64 | = |
|
| 7. | 770 | + | 52 | = |
|
| 8. | 550 | + | 74 | = |
|
| 9. | 370 | + | 65 | = |
|
| 10. | 450 | + | 86 | = |
|
| Oefening 3 | |||||
| 1. | 740 | + | 59 | = |
|
| 2. | 340 | + | 69 | = |
|
| 3. | 240 | + | 94 | = |
|
| 4. | 180 | + | 49 | = |
|
| 5. | 890 | + | 63 | = |
|
| 6. | 680 | + | 95 | = |
|
| 7. | 940 | + | 85 | = |
|
| 8. | 870 | + | 58 | = |
|
| 9. | 140 | + | 95 | = |
|
| 10. | 840 | + | 54 | = |
|
| Oefening 4 | |||||
| 1. | 220 | + | 75 | = |
|
| 2. | 880 | + | 63 | = |
|
| 3. | 510 | + | 89 | = |
|
| 4. | 490 | + | 63 | = |
|
| 5. | 980 | + | 86 | = |
|
| 6. | 290 | + | 12 | = |
|
| 7. | 130 | + | 61 | = |
|
| 8. | 820 | + | 89 | = |
|
| 9. | 820 | + | 85 | = |
|
| 10. | 710 | + | 94 | = |
|