Erbijsommen t/m 1.000
Optellen
| 1. | 305 + 219 = |
783
|
555
|
665
|
524
|
| 2. | 374 + 251 = |
860
|
625
|
624
|
852
|
| 3. | 416 + 268 = |
964
|
677
|
684
|
883
|
| 4. | 431 + 140 = |
954
|
788
|
756
|
571
|
| 5. | 438 + 429 = |
724
|
547
|
867
|
563
|
| 6. | 452 + 262 = |
726
|
502
|
714
|
875
|
| 7. | 360 + 301 = |
762
|
661
|
872
|
908
|
| 8. | 291 + 126 = |
412
|
480
|
417
|
274
|
| 9. | 477 + 106 = |
756
|
721
|
583
|
596
|
| 10. | 236 + 204 = |
440
|
343
|
392
|
296
|
| 11. | 427 + 204 = |
704
|
631
|
634
|
622
|
| 12. | 423 + 324 = |
747
|
804
|
635
|
536
|