Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 470 + 397 = |
781
|
867
|
771
|
790
|
| 2. | 171 + 123 = |
294
|
285
|
371
|
234
|
| 3. | 280 + 143 = |
438
|
301
|
276
|
423
|
| 4. | 416 + 209 = |
706
|
596
|
739
|
625
|
| 5. | 471 + 461 = |
788
|
855
|
773
|
932
|
| 6. | 417 + 301 = |
521
|
718
|
677
|
893
|
| 7. | 148 + 148 = |
296
|
217
|
463
|
485
|
| 8. | 201 + 180 = |
381
|
312
|
436
|
362
|
| 9. | 462 + 461 = |
923
|
808
|
903
|
753
|
| 10. | 263 + 245 = |
915
|
870
|
508
|
998
|
| 11. | 486 + 143 = |
629
|
757
|
711
|
576
|
| 12. | 344 + 238 = |
905
|
649
|
582
|
558
|