Erbijsommen tot en met 1.000
Erbijsommen
| 1. | 369 + 100 = |
239
|
492
|
469
|
411
|
| 2. | 311 + 105 = |
212
|
416
|
372
|
246
|
| 3. | 379 + 188 = |
544
|
721
|
841
|
567
|
| 4. | 350 + 146 = |
496
|
255
|
368
|
328
|
| 5. | 471 + 389 = |
697
|
860
|
598
|
991
|
| 6. | 450 + 151 = |
563
|
849
|
808
|
601
|
| 7. | 360 + 168 = |
528
|
537
|
525
|
727
|
| 8. | 310 + 143 = |
453
|
265
|
260
|
416
|
| 9. | 249 + 174 = |
469
|
500
|
324
|
423
|
| 10. | 497 + 481 = |
978
|
841
|
596
|
958
|
| 11. | 463 + 308 = |
995
|
771
|
703
|
936
|
| 12. | 351 + 198 = |
676
|
834
|
696
|
549
|