Erbijsommen t/m 1.000
Optellen
| 1. | 474 + 432 = |
906
|
761
|
758
|
789
|
| 2. | 258 + 205 = |
451
|
221
|
463
|
443
|
| 3. | 357 + 205 = |
746
|
933
|
751
|
562
|
| 4. | 253 + 169 = |
356
|
422
|
318
|
439
|
| 5. | 224 + 204 = |
428
|
472
|
426
|
313
|
| 6. | 373 + 248 = |
621
|
569
|
603
|
786
|
| 7. | 445 + 414 = |
754
|
851
|
966
|
859
|
| 8. | 328 + 271 = |
579
|
599
|
518
|
964
|
| 9. | 341 + 340 = |
536
|
951
|
681
|
545
|
| 10. | 486 + 180 = |
782
|
541
|
666
|
912
|
| 11. | 409 + 262 = |
694
|
671
|
813
|
814
|
| 12. | 387 + 326 = |
711
|
922
|
938
|
713
|