Erbijsommen t/m 1.000
Optellen
| 1. | 336 + 163 = |
331
|
365
|
499
|
471
|
| 2. | 443 + 378 = |
928
|
913
|
821
|
702
|
| 3. | 482 + 250 = |
630
|
752
|
757
|
732
|
| 4. | 317 + 244 = |
866
|
738
|
868
|
561
|
| 5. | 232 + 143 = |
300
|
375
|
266
|
496
|
| 6. | 299 + 221 = |
636
|
624
|
520
|
865
|
| 7. | 411 + 118 = |
559
|
585
|
529
|
826
|
| 8. | 498 + 133 = |
649
|
950
|
631
|
992
|
| 9. | 476 + 458 = |
934
|
682
|
917
|
789
|
| 10. | 486 + 475 = |
806
|
961
|
656
|
631
|
| 11. | 436 + 204 = |
994
|
640
|
567
|
735
|
| 12. | 246 + 110 = |
356
|
419
|
403
|
462
|