Erbijsommen t/m 1.000
Optellen
| 1. | 303 + 216 = |
664
|
872
|
519
|
996
|
| 2. | 321 + 203 = |
800
|
829
|
749
|
524
|
| 3. | 304 + 214 = |
812
|
518
|
905
|
683
|
| 4. | 406 + 203 = |
609
|
533
|
798
|
847
|
| 5. | 421 + 363 = |
522
|
784
|
561
|
791
|
| 6. | 181 + 113 = |
289
|
294
|
472
|
290
|
| 7. | 456 + 245 = |
559
|
989
|
710
|
701
|
| 8. | 412 + 344 = |
681
|
709
|
993
|
756
|
| 9. | 424 + 286 = |
760
|
710
|
569
|
531
|
| 10. | 390 + 338 = |
997
|
926
|
728
|
802
|
| 11. | 344 + 307 = |
651
|
684
|
686
|
942
|
| 12. | 404 + 345 = |
967
|
749
|
664
|
800
|