Erbijsommen t/m 1.000
Optellen
| 1. | 415 + 334 = |
749
|
617
|
687
|
708
|
| 2. | 434 + 218 = |
652
|
642
|
956
|
950
|
| 3. | 307 + 257 = |
939
|
794
|
960
|
564
|
| 4. | 293 + 216 = |
854
|
509
|
882
|
609
|
| 5. | 450 + 359 = |
809
|
706
|
864
|
895
|
| 6. | 198 + 120 = |
318
|
265
|
218
|
434
|
| 7. | 429 + 236 = |
652
|
768
|
927
|
665
|
| 8. | 229 + 106 = |
335
|
489
|
388
|
473
|
| 9. | 428 + 210 = |
638
|
613
|
508
|
900
|
| 10. | 386 + 252 = |
577
|
869
|
784
|
638
|
| 11. | 365 + 103 = |
317
|
468
|
382
|
473
|
| 12. | 324 + 283 = |
548
|
624
|
832
|
607
|