Erbijsommen t/m 1.000
Optellen
| 1. | 472 + 463 = |
935
|
660
|
822
|
653
|
| 2. | 475 + 122 = |
861
|
589
|
597
|
638
|
| 3. | 428 + 413 = |
500
|
715
|
841
|
593
|
| 4. | 348 + 291 = |
587
|
631
|
639
|
648
|
| 5. | 339 + 186 = |
525
|
532
|
667
|
799
|
| 6. | 227 + 158 = |
481
|
476
|
285
|
385
|
| 7. | 129 + 108 = |
237
|
379
|
433
|
384
|
| 8. | 473 + 265 = |
504
|
766
|
738
|
911
|
| 9. | 287 + 246 = |
870
|
875
|
533
|
718
|
| 10. | 301 + 244 = |
575
|
835
|
545
|
896
|
| 11. | 381 + 207 = |
588
|
729
|
566
|
509
|
| 12. | 434 + 276 = |
710
|
768
|
937
|
743
|