Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 500 + 372 = |
872
|
524
|
626
|
713
|
| 2. | 273 + 158 = |
472
|
458
|
431
|
348
|
| 3. | 390 + 330 = |
947
|
576
|
994
|
720
|
| 4. | 432 + 117 = |
581
|
891
|
549
|
998
|
| 5. | 484 + 444 = |
928
|
991
|
664
|
983
|
| 6. | 299 + 141 = |
227
|
440
|
308
|
355
|
| 7. | 324 + 164 = |
488
|
283
|
480
|
233
|
| 8. | 251 + 242 = |
328
|
493
|
320
|
338
|
| 9. | 493 + 278 = |
771
|
877
|
524
|
718
|
| 10. | 348 + 274 = |
594
|
653
|
622
|
824
|
| 11. | 407 + 275 = |
969
|
682
|
670
|
525
|
| 12. | 372 + 177 = |
993
|
549
|
517
|
813
|