Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 320 | + | 73 | = |
|
| 2. | 760 | + | 96 | = |
|
| 3. | 120 | + | 84 | = |
|
| 4. | 740 | + | 54 | = |
|
| 5. | 660 | + | 79 | = |
|
| 6. | 210 | + | 82 | = |
|
| 7. | 540 | + | 63 | = |
|
| 8. | 410 | + | 93 | = |
|
| 9. | 630 | + | 97 | = |
|
| 10. | 270 | + | 41 | = |
|
| Oefening 2 | |||||
| 1. | 310 | + | 84 | = |
|
| 2. | 870 | + | 21 | = |
|
| 3. | 890 | + | 89 | = |
|
| 4. | 750 | + | 73 | = |
|
| 5. | 420 | + | 95 | = |
|
| 6. | 580 | + | 13 | = |
|
| 7. | 920 | + | 86 | = |
|
| 8. | 570 | + | 65 | = |
|
| 9. | 940 | + | 91 | = |
|
| 10. | 870 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 95 | = |
|
| 2. | 580 | + | 67 | = |
|
| 3. | 810 | + | 97 | = |
|
| 4. | 740 | + | 52 | = |
|
| 5. | 160 | + | 88 | = |
|
| 6. | 310 | + | 94 | = |
|
| 7. | 140 | + | 86 | = |
|
| 8. | 190 | + | 18 | = |
|
| 9. | 150 | + | 58 | = |
|
| 10. | 860 | + | 72 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 79 | = |
|
| 2. | 220 | + | 73 | = |
|
| 3. | 750 | + | 49 | = |
|
| 4. | 240 | + | 56 | = |
|
| 5. | 210 | + | 84 | = |
|
| 6. | 970 | + | 62 | = |
|
| 7. | 390 | + | 26 | = |
|
| 8. | 960 | + | 99 | = |
|
| 9. | 510 | + | 87 | = |
|
| 10. | 720 | + | 71 | = |
|