Erbijsommen t/m 1.000
Optellen
| 1. | 314 + 287 = |
601
|
999
|
971
|
745
|
| 2. | 352 + 210 = |
960
|
637
|
562
|
977
|
| 3. | 488 + 449 = |
937
|
562
|
706
|
628
|
| 4. | 289 + 127 = |
416
|
201
|
362
|
341
|
| 5. | 440 + 189 = |
916
|
629
|
865
|
883
|
| 6. | 490 + 377 = |
703
|
620
|
867
|
862
|
| 7. | 416 + 170 = |
586
|
538
|
858
|
540
|
| 8. | 422 + 141 = |
714
|
563
|
990
|
510
|
| 9. | 305 + 147 = |
452
|
420
|
276
|
488
|
| 10. | 485 + 340 = |
964
|
819
|
815
|
825
|
| 11. | 494 + 185 = |
930
|
679
|
938
|
591
|
| 12. | 406 + 113 = |
654
|
997
|
519
|
586
|